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Finding the Fourth Proportional to 59,711.70, 82,400.40 and 32,854.20

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Solution

The fourth proportional to 59,711.70, 82,400.40 and 32,854.20 is: 45,337.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,711.70 : 82,400.40 = 32,854.20 : x
  2. Step 2: Convert to fraction form
    59,711.70/82,400.40 = 32,854.20/x
  3. Step 3: Cross multiply
    59,711.70x = 82,400.40 × 32,854.20
  4. Step 4: Simplify right side
    59,711.70x = 2,707,199,221.68
  5. Step 5: Solve for x
    x = 2,707,199,221.68/59,711.70
  6. Step 6: Final answer
    x = 45,337.84

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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.