Home / 88,638.10-132,928.24-29,457.88

Finding the Fourth Proportional to 88,638.10, 132,928.24 and 29,457.88

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Solution

The fourth proportional to 88,638.10, 132,928.24 and 29,457.88 is: 44,177.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,638.10 : 132,928.24 = 29,457.88 : x
  2. Step 2: Convert to fraction form
    88,638.10/132,928.24 = 29,457.88/x
  3. Step 3: Cross multiply
    88,638.10x = 132,928.24 × 29,457.88
  4. Step 4: Simplify right side
    88,638.10x = 3,915,784,142.53
  5. Step 5: Solve for x
    x = 3,915,784,142.53/88,638.10
  6. Step 6: Final answer
    x = 44,177.21

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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.