Home / 75,132.18-112,711.23-25,217.19

Finding the Fourth Proportional to 75,132.18, 112,711.23 and 25,217.19

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Solution

The fourth proportional to 75,132.18, 112,711.23 and 25,217.19 is: 37,830.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,132.18 : 112,711.23 = 25,217.19 : x
  2. Step 2: Convert to fraction form
    75,132.18/112,711.23 = 25,217.19/x
  3. Step 3: Cross multiply
    75,132.18x = 112,711.23 × 25,217.19
  4. Step 4: Simplify right side
    75,132.18x = 2,842,260,502.04
  5. Step 5: Solve for x
    x = 2,842,260,502.04/75,132.18
  6. Step 6: Final answer
    x = 37,830.13

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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.