Home / 123,414.65-185,129.15-34,675.07

Finding the Fourth Proportional to 123,414.65, 185,129.15 and 34,675.07

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Solution

The fourth proportional to 123,414.65, 185,129.15 and 34,675.07 is: 52,014.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,414.65 : 185,129.15 = 34,675.07 : x
  2. Step 2: Convert to fraction form
    123,414.65/185,129.15 = 34,675.07/x
  3. Step 3: Cross multiply
    123,414.65x = 185,129.15 × 34,675.07
  4. Step 4: Simplify right side
    123,414.65x = 6,419,365,136.27
  5. Step 5: Solve for x
    x = 6,419,365,136.27/123,414.65
  6. Step 6: Final answer
    x = 52,014.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.