Home / 80,236.11-110,716.89-44,417.15

Finding the Fourth Proportional to 80,236.11, 110,716.89 and 44,417.15

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Solution

The fourth proportional to 80,236.11, 110,716.89 and 44,417.15 is: 61,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,236.11 : 110,716.89 = 44,417.15 : x
  2. Step 2: Convert to fraction form
    80,236.11/110,716.89 = 44,417.15/x
  3. Step 3: Cross multiply
    80,236.11x = 110,716.89 × 44,417.15
  4. Step 4: Simplify right side
    80,236.11x = 4,917,728,710.66
  5. Step 5: Solve for x
    x = 4,917,728,710.66/80,236.11
  6. Step 6: Final answer
    x = 61,290.72

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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.