Home / 88,679.12-132,943.77-41,269.75

Finding the Fourth Proportional to 88,679.12, 132,943.77 and 41,269.75

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Solution

The fourth proportional to 88,679.12, 132,943.77 and 41,269.75 is: 61,869.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,679.12 : 132,943.77 = 41,269.75 : x
  2. Step 2: Convert to fraction form
    88,679.12/132,943.77 = 41,269.75/x
  3. Step 3: Cross multiply
    88,679.12x = 132,943.77 × 41,269.75
  4. Step 4: Simplify right side
    88,679.12x = 5,486,556,151.96
  5. Step 5: Solve for x
    x = 5,486,556,151.96/88,679.12
  6. Step 6: Final answer
    x = 61,869.76

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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.