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Finding the Fourth Proportional to 150,587.38, 225,922.38 and 122,437.45

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Solution

The fourth proportional to 150,587.38, 225,922.38 and 122,437.45 is: 183,689.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,587.38 : 225,922.38 = 122,437.45 : x
  2. Step 2: Convert to fraction form
    150,587.38/225,922.38 = 122,437.45/x
  3. Step 3: Cross multiply
    150,587.38x = 225,922.38 × 122,437.45
  4. Step 4: Simplify right side
    150,587.38x = 27,661,360,105.13
  5. Step 5: Solve for x
    x = 27,661,360,105.13/150,587.38
  6. Step 6: Final answer
    x = 183,689.76

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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.