Home / 88,098.28-132,146.24-21,538.98

Finding the Fourth Proportional to 88,098.28, 132,146.24 and 21,538.98

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Solution

The fourth proportional to 88,098.28, 132,146.24 and 21,538.98 is: 32,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,098.28 : 132,146.24 = 21,538.98 : x
  2. Step 2: Convert to fraction form
    88,098.28/132,146.24 = 21,538.98/x
  3. Step 3: Cross multiply
    88,098.28x = 132,146.24 × 21,538.98
  4. Step 4: Simplify right side
    88,098.28x = 2,846,295,112.74
  5. Step 5: Solve for x
    x = 2,846,295,112.74/88,098.28
  6. Step 6: Final answer
    x = 32,308.18

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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.