Home / 78,622.11-108,470.01-44,610.90

Finding the Fourth Proportional to 78,622.11, 108,470.01 and 44,610.90

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Solution

The fourth proportional to 78,622.11, 108,470.01 and 44,610.90 is: 61,546.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,622.11 : 108,470.01 = 44,610.90 : x
  2. Step 2: Convert to fraction form
    78,622.11/108,470.01 = 44,610.90/x
  3. Step 3: Cross multiply
    78,622.11x = 108,470.01 × 44,610.90
  4. Step 4: Simplify right side
    78,622.11x = 4,838,944,226.76
  5. Step 5: Solve for x
    x = 4,838,944,226.76/78,622.11
  6. Step 6: Final answer
    x = 61,546.87

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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.