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Finding the Fourth Proportional to 352,039.97, 527,849.06 and 112,050.20

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Solution

The fourth proportional to 352,039.97, 527,849.06 and 112,050.20 is: 168,008.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,039.97 : 527,849.06 = 112,050.20 : x
  2. Step 2: Convert to fraction form
    352,039.97/527,849.06 = 112,050.20/x
  3. Step 3: Cross multiply
    352,039.97x = 527,849.06 × 112,050.20
  4. Step 4: Simplify right side
    352,039.97x = 59,145,593,502.18
  5. Step 5: Solve for x
    x = 59,145,593,502.18/352,039.97
  6. Step 6: Final answer
    x = 168,008.18

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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.