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Finding the Fourth Proportional to 173,702, 239,708.84 and 98,248.88

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Solution

The fourth proportional to 173,702, 239,708.84 and 98,248.88 is: 135,583.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,702 : 239,708.84 = 98,248.88 : x
  2. Step 2: Convert to fraction form
    173,702/239,708.84 = 98,248.88/x
  3. Step 3: Cross multiply
    173,702x = 239,708.84 × 98,248.88
  4. Step 4: Simplify right side
    173,702x = 23,551,125,056.10
  5. Step 5: Solve for x
    x = 23,551,125,056.10/173,702
  6. Step 6: Final answer
    x = 135,583.50

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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.