Home / 151,440.40-226,966.20-92,213.20

Finding the Fourth Proportional to 151,440.40, 226,966.20 and 92,213.20

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Solution

The fourth proportional to 151,440.40, 226,966.20 and 92,213.20 is: 138,201.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,440.40 : 226,966.20 = 92,213.20 : x
  2. Step 2: Convert to fraction form
    151,440.40/226,966.20 = 92,213.20/x
  3. Step 3: Cross multiply
    151,440.40x = 226,966.20 × 92,213.20
  4. Step 4: Simplify right side
    151,440.40x = 20,929,279,593.84
  5. Step 5: Solve for x
    x = 20,929,279,593.84/151,440.40
  6. Step 6: Final answer
    x = 138,201.43

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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.