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Finding the Fourth Proportional to 59,215.70, 81,715.22 and 32,359.14

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Solution

The fourth proportional to 59,215.70, 81,715.22 and 32,359.14 is: 44,654.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,215.70 : 81,715.22 = 32,359.14 : x
  2. Step 2: Convert to fraction form
    59,215.70/81,715.22 = 32,359.14/x
  3. Step 3: Cross multiply
    59,215.70x = 81,715.22 × 32,359.14
  4. Step 4: Simplify right side
    59,215.70x = 2,644,234,244.11
  5. Step 5: Solve for x
    x = 2,644,234,244.11/59,215.70
  6. Step 6: Final answer
    x = 44,654.28

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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.