Home / 75,909.70-113,864.55-23,312.35

Finding the Fourth Proportional to 75,909.70, 113,864.55 and 23,312.35

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Solution

The fourth proportional to 75,909.70, 113,864.55 and 23,312.35 is: 34,968.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,909.70 : 113,864.55 = 23,312.35 : x
  2. Step 2: Convert to fraction form
    75,909.70/113,864.55 = 23,312.35/x
  3. Step 3: Cross multiply
    75,909.70x = 113,864.55 × 23,312.35
  4. Step 4: Simplify right side
    75,909.70x = 2,654,450,242.19
  5. Step 5: Solve for x
    x = 2,654,450,242.19/75,909.70
  6. Step 6: Final answer
    x = 34,968.53

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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.