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Finding the Fourth Proportional to 225,146.30, 337,719.84 and 92,026.44

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Solution

The fourth proportional to 225,146.30, 337,719.84 and 92,026.44 is: 138,039.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,146.30 : 337,719.84 = 92,026.44 : x
  2. Step 2: Convert to fraction form
    225,146.30/337,719.84 = 92,026.44/x
  3. Step 3: Cross multiply
    225,146.30x = 337,719.84 × 92,026.44
  4. Step 4: Simplify right side
    225,146.30x = 31,079,154,592.57
  5. Step 5: Solve for x
    x = 31,079,154,592.57/225,146.30
  6. Step 6: Final answer
    x = 138,039.82

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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.