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Finding the Fourth Proportional to 173,232.25, 239,060.52 and 97,785.61

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Solution

The fourth proportional to 173,232.25, 239,060.52 and 97,785.61 is: 134,944.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,232.25 : 239,060.52 = 97,785.61 : x
  2. Step 2: Convert to fraction form
    173,232.25/239,060.52 = 97,785.61/x
  3. Step 3: Cross multiply
    173,232.25x = 239,060.52 × 97,785.61
  4. Step 4: Simplify right side
    173,232.25x = 23,376,678,775.12
  5. Step 5: Solve for x
    x = 23,376,678,775.12/173,232.25
  6. Step 6: Final answer
    x = 134,944.15

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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.