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Finding the Fourth Proportional to 173,892.64, 260,839.92 and 49,233.76

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Solution

The fourth proportional to 173,892.64, 260,839.92 and 49,233.76 is: 73,850.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,892.64 : 260,839.92 = 49,233.76 : x
  2. Step 2: Convert to fraction form
    173,892.64/260,839.92 = 49,233.76/x
  3. Step 3: Cross multiply
    173,892.64x = 260,839.92 × 49,233.76
  4. Step 4: Simplify right side
    173,892.64x = 12,842,130,019.70
  5. Step 5: Solve for x
    x = 12,842,130,019.70/173,892.64
  6. Step 6: Final answer
    x = 73,850.91

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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.