Home / 170,422.18-235,171.92-93,941.88

Finding the Fourth Proportional to 170,422.18, 235,171.92 and 93,941.88

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Solution

The fourth proportional to 170,422.18, 235,171.92 and 93,941.88 is: 129,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,422.18 : 235,171.92 = 93,941.88 : x
  2. Step 2: Convert to fraction form
    170,422.18/235,171.92 = 93,941.88/x
  3. Step 3: Cross multiply
    170,422.18x = 235,171.92 × 93,941.88
  4. Step 4: Simplify right side
    170,422.18x = 22,092,491,758.40
  5. Step 5: Solve for x
    x = 22,092,491,758.40/170,422.18
  6. Step 6: Final answer
    x = 129,633.90

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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.