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Finding the Fourth Proportional to 232,975.92, 349,375.20 and 83,188.32

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Solution

The fourth proportional to 232,975.92, 349,375.20 and 83,188.32 is: 124,750.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,975.92 : 349,375.20 = 83,188.32 : x
  2. Step 2: Convert to fraction form
    232,975.92/349,375.20 = 83,188.32/x
  3. Step 3: Cross multiply
    232,975.92x = 349,375.20 × 83,188.32
  4. Step 4: Simplify right side
    232,975.92x = 29,063,935,937.66
  5. Step 5: Solve for x
    x = 29,063,935,937.66/232,975.92
  6. Step 6: Final answer
    x = 124,750.82

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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.