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Finding the Fourth Proportional to 150,363.96, 225,663.30 and 66,182.52

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Solution

The fourth proportional to 150,363.96, 225,663.30 and 66,182.52 is: 99,325.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,363.96 : 225,663.30 = 66,182.52 : x
  2. Step 2: Convert to fraction form
    150,363.96/225,663.30 = 66,182.52/x
  3. Step 3: Cross multiply
    150,363.96x = 225,663.30 × 66,182.52
  4. Step 4: Simplify right side
    150,363.96x = 14,934,965,865.52
  5. Step 5: Solve for x
    x = 14,934,965,865.52/150,363.96
  6. Step 6: Final answer
    x = 99,325.44

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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.