Home / 83,764.23-115,591.46-47,957.58

Finding the Fourth Proportional to 83,764.23, 115,591.46 and 47,957.58

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Solution

The fourth proportional to 83,764.23, 115,591.46 and 47,957.58 is: 66,179.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,764.23 : 115,591.46 = 47,957.58 : x
  2. Step 2: Convert to fraction form
    83,764.23/115,591.46 = 47,957.58/x
  3. Step 3: Cross multiply
    83,764.23x = 115,591.46 × 47,957.58
  4. Step 4: Simplify right side
    83,764.23x = 5,543,486,450.48
  5. Step 5: Solve for x
    x = 5,543,486,450.48/83,764.23
  6. Step 6: Final answer
    x = 66,179.64

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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.