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Finding the Fourth Proportional to 150,551.16, 225,826.82 and 38,239.80

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Solution

The fourth proportional to 150,551.16, 225,826.82 and 38,239.80 is: 57,359.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,551.16 : 225,826.82 = 38,239.80 : x
  2. Step 2: Convert to fraction form
    150,551.16/225,826.82 = 38,239.80/x
  3. Step 3: Cross multiply
    150,551.16x = 225,826.82 × 38,239.80
  4. Step 4: Simplify right side
    150,551.16x = 8,635,572,431.44
  5. Step 5: Solve for x
    x = 8,635,572,431.44/150,551.16
  6. Step 6: Final answer
    x = 57,359.72

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1.5x scale

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.