Home / 136,294.24-188,086.02-75,863.59

Finding the Fourth Proportional to 136,294.24, 188,086.02 and 75,863.59

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Solution

The fourth proportional to 136,294.24, 188,086.02 and 75,863.59 is: 104,691.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,294.24 : 188,086.02 = 75,863.59 : x
  2. Step 2: Convert to fraction form
    136,294.24/188,086.02 = 75,863.59/x
  3. Step 3: Cross multiply
    136,294.24x = 188,086.02 × 75,863.59
  4. Step 4: Simplify right side
    136,294.24x = 14,268,879,765.58
  5. Step 5: Solve for x
    x = 14,268,879,765.58/136,294.24
  6. Step 6: Final answer
    x = 104,691.73

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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.