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Finding the Fourth Proportional to 146,960.52, 202,805.60 and 79,892.52

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Solution

The fourth proportional to 146,960.52, 202,805.60 and 79,892.52 is: 110,251.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,960.52 : 202,805.60 = 79,892.52 : x
  2. Step 2: Convert to fraction form
    146,960.52/202,805.60 = 79,892.52/x
  3. Step 3: Cross multiply
    146,960.52x = 202,805.60 × 79,892.52
  4. Step 4: Simplify right side
    146,960.52x = 16,202,650,454.11
  5. Step 5: Solve for x
    x = 16,202,650,454.11/146,960.52
  6. Step 6: Final answer
    x = 110,251.72

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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.