Home / 88,004.20-132,006.30-73,229.80

Finding the Fourth Proportional to 88,004.20, 132,006.30 and 73,229.80

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Solution

The fourth proportional to 88,004.20, 132,006.30 and 73,229.80 is: 109,844.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,004.20 : 132,006.30 = 73,229.80 : x
  2. Step 2: Convert to fraction form
    88,004.20/132,006.30 = 73,229.80/x
  3. Step 3: Cross multiply
    88,004.20x = 132,006.30 × 73,229.80
  4. Step 4: Simplify right side
    88,004.20x = 9,666,794,947.74
  5. Step 5: Solve for x
    x = 9,666,794,947.74/88,004.20
  6. Step 6: Final answer
    x = 109,844.70

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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.