Home / 88,446.20-132,323.70-57,342.20

Finding the Fourth Proportional to 88,446.20, 132,323.70 and 57,342.20

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Solution

The fourth proportional to 88,446.20, 132,323.70 and 57,342.20 is: 85,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,446.20 : 132,323.70 = 57,342.20 : x
  2. Step 2: Convert to fraction form
    88,446.20/132,323.70 = 57,342.20/x
  3. Step 3: Cross multiply
    88,446.20x = 132,323.70 × 57,342.20
  4. Step 4: Simplify right side
    88,446.20x = 7,587,732,070.14
  5. Step 5: Solve for x
    x = 7,587,732,070.14/88,446.20
  6. Step 6: Final answer
    x = 85,789.24

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1.5x scale

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.