Home / 151,251.20-226,531.20-89,043.20

Finding the Fourth Proportional to 151,251.20, 226,531.20 and 89,043.20

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Solution

The fourth proportional to 151,251.20, 226,531.20 and 89,043.20 is: 133,361.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,251.20 : 226,531.20 = 89,043.20 : x
  2. Step 2: Convert to fraction form
    151,251.20/226,531.20 = 89,043.20/x
  3. Step 3: Cross multiply
    151,251.20x = 226,531.20 × 89,043.20
  4. Step 4: Simplify right side
    151,251.20x = 20,171,062,947.84
  5. Step 5: Solve for x
    x = 20,171,062,947.84/151,251.20
  6. Step 6: Final answer
    x = 133,361.34

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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.