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Finding the Fourth Proportional to 357,341.97, 536,105.90 and 132,767.15

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Solution

The fourth proportional to 357,341.97, 536,105.90 and 132,767.15 is: 199,185.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,341.97 : 536,105.90 = 132,767.15 : x
  2. Step 2: Convert to fraction form
    357,341.97/536,105.90 = 132,767.15/x
  3. Step 3: Cross multiply
    357,341.97x = 536,105.90 × 132,767.15
  4. Step 4: Simplify right side
    357,341.97x = 71,177,250,092.57
  5. Step 5: Solve for x
    x = 71,177,250,092.57/357,341.97
  6. Step 6: Final answer
    x = 199,185.25

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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.