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Finding the Fourth Proportional to 150,604.28, 225,868.52 and 61,882.28

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Solution

The fourth proportional to 150,604.28, 225,868.52 and 61,882.28 is: 92,807.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,604.28 : 225,868.52 = 61,882.28 : x
  2. Step 2: Convert to fraction form
    150,604.28/225,868.52 = 61,882.28/x
  3. Step 3: Cross multiply
    150,604.28x = 225,868.52 × 61,882.28
  4. Step 4: Simplify right side
    150,604.28x = 13,977,258,997.83
  5. Step 5: Solve for x
    x = 13,977,258,997.83/150,604.28
  6. Step 6: Final answer
    x = 92,807.85

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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.