Home / 88,311.26-132,386.76-32,111.66

Finding the Fourth Proportional to 88,311.26, 132,386.76 and 32,111.66

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Solution

The fourth proportional to 88,311.26, 132,386.76 and 32,111.66 is: 48,138.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,311.26 : 132,386.76 = 32,111.66 : x
  2. Step 2: Convert to fraction form
    88,311.26/132,386.76 = 32,111.66/x
  3. Step 3: Cross multiply
    88,311.26x = 132,386.76 × 32,111.66
  4. Step 4: Simplify right side
    88,311.26x = 4,251,158,625.62
  5. Step 5: Solve for x
    x = 4,251,158,625.62/88,311.26
  6. Step 6: Final answer
    x = 48,138.35

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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.