Home / 166,037.31-229,165.61-101,517.57

Finding the Fourth Proportional to 166,037.31, 229,165.61 and 101,517.57

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Solution

The fourth proportional to 166,037.31, 229,165.61 and 101,517.57 is: 140,115.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,037.31 : 229,165.61 = 101,517.57 : x
  2. Step 2: Convert to fraction form
    166,037.31/229,165.61 = 101,517.57/x
  3. Step 3: Cross multiply
    166,037.31x = 229,165.61 × 101,517.57
  4. Step 4: Simplify right side
    166,037.31x = 23,264,335,347.18
  5. Step 5: Solve for x
    x = 23,264,335,347.18/166,037.31
  6. Step 6: Final answer
    x = 140,115.11

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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.