Home / 67,631.27-93,314.36-43,729.18

Finding the Fourth Proportional to 67,631.27, 93,314.36 and 43,729.18

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Solution

The fourth proportional to 67,631.27, 93,314.36 and 43,729.18 is: 60,335.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,631.27 : 93,314.36 = 43,729.18 : x
  2. Step 2: Convert to fraction form
    67,631.27/93,314.36 = 43,729.18/x
  3. Step 3: Cross multiply
    67,631.27x = 93,314.36 × 43,729.18
  4. Step 4: Simplify right side
    67,631.27x = 4,080,560,321.06
  5. Step 5: Solve for x
    x = 4,080,560,321.06/67,631.27
  6. Step 6: Final answer
    x = 60,335.41

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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.