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Finding the Fourth Proportional to 62,343.91, 86,035.14 and 35,488.15

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Solution

The fourth proportional to 62,343.91, 86,035.14 and 35,488.15 is: 48,973.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,343.91 : 86,035.14 = 35,488.15 : x
  2. Step 2: Convert to fraction form
    62,343.91/86,035.14 = 35,488.15/x
  3. Step 3: Cross multiply
    62,343.91x = 86,035.14 × 35,488.15
  4. Step 4: Simplify right side
    62,343.91x = 3,053,227,523.42
  5. Step 5: Solve for x
    x = 3,053,227,523.42/62,343.91
  6. Step 6: Final answer
    x = 48,973.95

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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.