Home / 166,531.25-229,537.85-124,074.29

Finding the Fourth Proportional to 166,531.25, 229,537.85 and 124,074.29

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Solution

The fourth proportional to 166,531.25, 229,537.85 and 124,074.29 is: 171,017.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,531.25 : 229,537.85 = 124,074.29 : x
  2. Step 2: Convert to fraction form
    166,531.25/229,537.85 = 124,074.29/x
  3. Step 3: Cross multiply
    166,531.25x = 229,537.85 × 124,074.29
  4. Step 4: Simplify right side
    166,531.25x = 28,479,745,635.05
  5. Step 5: Solve for x
    x = 28,479,745,635.05/166,531.25
  6. Step 6: Final answer
    x = 171,017.43

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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.