Home / 88,281.80-132,426.78-29,122.64

Finding the Fourth Proportional to 88,281.80, 132,426.78 and 29,122.64

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Solution

The fourth proportional to 88,281.80, 132,426.78 and 29,122.64 is: 43,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,281.80 : 132,426.78 = 29,122.64 : x
  2. Step 2: Convert to fraction form
    88,281.80/132,426.78 = 29,122.64/x
  3. Step 3: Cross multiply
    88,281.80x = 132,426.78 × 29,122.64
  4. Step 4: Simplify right side
    88,281.80x = 3,856,617,440.30
  5. Step 5: Solve for x
    x = 3,856,617,440.30/88,281.80
  6. Step 6: Final answer
    x = 43,685.31

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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.