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Finding the Fourth Proportional to 146,553.92, 202,252.24 and 92,819.20

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Solution

The fourth proportional to 146,553.92, 202,252.24 and 92,819.20 is: 128,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,553.92 : 202,252.24 = 92,819.20 : x
  2. Step 2: Convert to fraction form
    146,553.92/202,252.24 = 92,819.20/x
  3. Step 3: Cross multiply
    146,553.92x = 202,252.24 × 92,819.20
  4. Step 4: Simplify right side
    146,553.92x = 18,772,891,115.01
  5. Step 5: Solve for x
    x = 18,772,891,115.01/146,553.92
  6. Step 6: Final answer
    x = 128,095.46

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1.5x scale

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.