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Finding the Fourth Proportional to 150,475.88, 225,732.65 and 55,690.08

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Solution

The fourth proportional to 150,475.88, 225,732.65 and 55,690.08 is: 83,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,475.88 : 225,732.65 = 55,690.08 : x
  2. Step 2: Convert to fraction form
    150,475.88/225,732.65 = 55,690.08/x
  3. Step 3: Cross multiply
    150,475.88x = 225,732.65 × 55,690.08
  4. Step 4: Simplify right side
    150,475.88x = 12,571,069,058.66
  5. Step 5: Solve for x
    x = 12,571,069,058.66/150,475.88
  6. Step 6: Final answer
    x = 83,542.09

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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.