Home / 87,999.30-132,064.56-35,409.24

Finding the Fourth Proportional to 87,999.30, 132,064.56 and 35,409.24

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Solution

The fourth proportional to 87,999.30, 132,064.56 and 35,409.24 is: 53,140.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,999.30 : 132,064.56 = 35,409.24 : x
  2. Step 2: Convert to fraction form
    87,999.30/132,064.56 = 35,409.24/x
  3. Step 3: Cross multiply
    87,999.30x = 132,064.56 × 35,409.24
  4. Step 4: Simplify right side
    87,999.30x = 4,676,305,700.53
  5. Step 5: Solve for x
    x = 4,676,305,700.53/87,999.30
  6. Step 6: Final answer
    x = 53,140.26

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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.