Home / 75,421.04-113,131.83-25,501.55

Finding the Fourth Proportional to 75,421.04, 113,131.83 and 25,501.55

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Solution

The fourth proportional to 75,421.04, 113,131.83 and 25,501.55 is: 38,252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,421.04 : 113,131.83 = 25,501.55 : x
  2. Step 2: Convert to fraction form
    75,421.04/113,131.83 = 25,501.55/x
  3. Step 3: Cross multiply
    75,421.04x = 113,131.83 × 25,501.55
  4. Step 4: Simplify right side
    75,421.04x = 2,885,037,019.34
  5. Step 5: Solve for x
    x = 2,885,037,019.34/75,421.04
  6. Step 6: Final answer
    x = 38,252.42

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.