Home / 129,180.24-193,774.68-34,409.52

Finding the Fourth Proportional to 129,180.24, 193,774.68 and 34,409.52

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Solution

The fourth proportional to 129,180.24, 193,774.68 and 34,409.52 is: 51,615.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,180.24 : 193,774.68 = 34,409.52 : x
  2. Step 2: Convert to fraction form
    129,180.24/193,774.68 = 34,409.52/x
  3. Step 3: Cross multiply
    129,180.24x = 193,774.68 × 34,409.52
  4. Step 4: Simplify right side
    129,180.24x = 6,667,693,726.95
  5. Step 5: Solve for x
    x = 6,667,693,726.95/129,180.24
  6. Step 6: Final answer
    x = 51,615.43

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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.