Home / 123,738.80-185,587.56-34,972.16

Finding the Fourth Proportional to 123,738.80, 185,587.56 and 34,972.16

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Solution

The fourth proportional to 123,738.80, 185,587.56 and 34,972.16 is: 52,452.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,738.80 : 185,587.56 = 34,972.16 : x
  2. Step 2: Convert to fraction form
    123,738.80/185,587.56 = 34,972.16/x
  3. Step 3: Cross multiply
    123,738.80x = 185,587.56 × 34,972.16
  4. Step 4: Simplify right side
    123,738.80x = 6,490,397,842.33
  5. Step 5: Solve for x
    x = 6,490,397,842.33/123,738.80
  6. Step 6: Final answer
    x = 52,452.41

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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.