Home / 71,821.52-107,696.22-41,845.46

Finding the Fourth Proportional to 71,821.52, 107,696.22 and 41,845.46

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Solution

The fourth proportional to 71,821.52, 107,696.22 and 41,845.46 is: 62,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,821.52 : 107,696.22 = 41,845.46 : x
  2. Step 2: Convert to fraction form
    71,821.52/107,696.22 = 41,845.46/x
  3. Step 3: Cross multiply
    71,821.52x = 107,696.22 × 41,845.46
  4. Step 4: Simplify right side
    71,821.52x = 4,506,597,866.16
  5. Step 5: Solve for x
    x = 4,506,597,866.16/71,821.52
  6. Step 6: Final answer
    x = 62,747.18

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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.