Home / 75,421.60-113,085.88-25,496.96

Finding the Fourth Proportional to 75,421.60, 113,085.88 and 25,496.96

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Solution

The fourth proportional to 75,421.60, 113,085.88 and 25,496.96 is: 38,229.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,421.60 : 113,085.88 = 25,496.96 : x
  2. Step 2: Convert to fraction form
    75,421.60/113,085.88 = 25,496.96/x
  3. Step 3: Cross multiply
    75,421.60x = 113,085.88 × 25,496.96
  4. Step 4: Simplify right side
    75,421.60x = 2,883,346,158.92
  5. Step 5: Solve for x
    x = 2,883,346,158.92/75,421.60
  6. Step 6: Final answer
    x = 38,229.71

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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.