Home / 80,301.18-110,815.83-44,490.90

Finding the Fourth Proportional to 80,301.18, 110,815.83 and 44,490.90

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Solution

The fourth proportional to 80,301.18, 110,815.83 and 44,490.90 is: 61,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,301.18 : 110,815.83 = 44,490.90 : x
  2. Step 2: Convert to fraction form
    80,301.18/110,815.83 = 44,490.90/x
  3. Step 3: Cross multiply
    80,301.18x = 110,815.83 × 44,490.90
  4. Step 4: Simplify right side
    80,301.18x = 4,930,296,010.95
  5. Step 5: Solve for x
    x = 4,930,296,010.95/80,301.18
  6. Step 6: Final answer
    x = 61,397.55

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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.