Home / 70,398.27-97,149.06-38,132.19

Finding the Fourth Proportional to 70,398.27, 97,149.06 and 38,132.19

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Solution

The fourth proportional to 70,398.27, 97,149.06 and 38,132.19 is: 52,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,398.27 : 97,149.06 = 38,132.19 : x
  2. Step 2: Convert to fraction form
    70,398.27/97,149.06 = 38,132.19/x
  3. Step 3: Cross multiply
    70,398.27x = 97,149.06 × 38,132.19
  4. Step 4: Simplify right side
    70,398.27x = 3,704,506,414.24
  5. Step 5: Solve for x
    x = 3,704,506,414.24/70,398.27
  6. Step 6: Final answer
    x = 52,622.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.