Home / 88,469.14-132,726.19-26,139.64

Finding the Fourth Proportional to 88,469.14, 132,726.19 and 26,139.64

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Solution

The fourth proportional to 88,469.14, 132,726.19 and 26,139.64 is: 39,216.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,469.14 : 132,726.19 = 26,139.64 : x
  2. Step 2: Convert to fraction form
    88,469.14/132,726.19 = 26,139.64/x
  3. Step 3: Cross multiply
    88,469.14x = 132,726.19 × 26,139.64
  4. Step 4: Simplify right side
    88,469.14x = 3,469,414,825.17
  5. Step 5: Solve for x
    x = 3,469,414,825.17/88,469.14
  6. Step 6: Final answer
    x = 39,216.10

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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.