Home / 71,414.06-107,383.52-68,527.22

Finding the Fourth Proportional to 71,414.06, 107,383.52 and 68,527.22

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Solution

The fourth proportional to 71,414.06, 107,383.52 and 68,527.22 is: 103,042.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,414.06 : 107,383.52 = 68,527.22 : x
  2. Step 2: Convert to fraction form
    71,414.06/107,383.52 = 68,527.22/x
  3. Step 3: Cross multiply
    71,414.06x = 107,383.52 × 68,527.22
  4. Step 4: Simplify right side
    71,414.06x = 7,358,693,733.81
  5. Step 5: Solve for x
    x = 7,358,693,733.81/71,414.06
  6. Step 6: Final answer
    x = 103,042.65

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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.