Home / 88,977.47-122,788.92-48,691.23

Finding the Fourth Proportional to 88,977.47, 122,788.92 and 48,691.23

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Solution

The fourth proportional to 88,977.47, 122,788.92 and 48,691.23 is: 67,193.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,977.47 : 122,788.92 = 48,691.23 : x
  2. Step 2: Convert to fraction form
    88,977.47/122,788.92 = 48,691.23/x
  3. Step 3: Cross multiply
    88,977.47x = 122,788.92 × 48,691.23
  4. Step 4: Simplify right side
    88,977.47x = 5,978,743,301.72
  5. Step 5: Solve for x
    x = 5,978,743,301.72/88,977.47
  6. Step 6: Final answer
    x = 67,193.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.