Home / 150,575.12-225,856.20-61,833.68

Finding the Fourth Proportional to 150,575.12, 225,856.20 and 61,833.68

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Solution

The fourth proportional to 150,575.12, 225,856.20 and 61,833.68 is: 92,747.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,575.12 : 225,856.20 = 61,833.68 : x
  2. Step 2: Convert to fraction form
    150,575.12/225,856.20 = 61,833.68/x
  3. Step 3: Cross multiply
    150,575.12x = 225,856.20 × 61,833.68
  4. Step 4: Simplify right side
    150,575.12x = 13,965,519,996.82
  5. Step 5: Solve for x
    x = 13,965,519,996.82/150,575.12
  6. Step 6: Final answer
    x = 92,747.86

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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.