Home / 150,117.28-225,092.72-61,432.96

Finding the Fourth Proportional to 150,117.28, 225,092.72 and 61,432.96

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Solution

The fourth proportional to 150,117.28, 225,092.72 and 61,432.96 is: 92,115.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,117.28 : 225,092.72 = 61,432.96 : x
  2. Step 2: Convert to fraction form
    150,117.28/225,092.72 = 61,432.96/x
  3. Step 3: Cross multiply
    150,117.28x = 225,092.72 × 61,432.96
  4. Step 4: Simplify right side
    150,117.28x = 13,828,112,064.05
  5. Step 5: Solve for x
    x = 13,828,112,064.05/150,117.28
  6. Step 6: Final answer
    x = 92,115.39

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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.