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Finding the Fourth Proportional to 173,232, 239,060.16 and 93,744

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Solution

The fourth proportional to 173,232, 239,060.16 and 93,744 is: 129,366.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,232 : 239,060.16 = 93,744 : x
  2. Step 2: Convert to fraction form
    173,232/239,060.16 = 93,744/x
  3. Step 3: Cross multiply
    173,232x = 239,060.16 × 93,744
  4. Step 4: Simplify right side
    173,232x = 22,410,455,639.04
  5. Step 5: Solve for x
    x = 22,410,455,639.04/173,232
  6. Step 6: Final answer
    x = 129,366.72

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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.