Home / 88,160.12-132,239.25-21,600.59

Finding the Fourth Proportional to 88,160.12, 132,239.25 and 21,600.59

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Solution

The fourth proportional to 88,160.12, 132,239.25 and 21,600.59 is: 32,400.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,160.12 : 132,239.25 = 21,600.59 : x
  2. Step 2: Convert to fraction form
    88,160.12/132,239.25 = 21,600.59/x
  3. Step 3: Cross multiply
    88,160.12x = 132,239.25 × 21,600.59
  4. Step 4: Simplify right side
    88,160.12x = 2,856,445,159.96
  5. Step 5: Solve for x
    x = 2,856,445,159.96/88,160.12
  6. Step 6: Final answer
    x = 32,400.65

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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.