Home / 129,229.34-193,822.13-35,713.22

Finding the Fourth Proportional to 129,229.34, 193,822.13 and 35,713.22

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Solution

The fourth proportional to 129,229.34, 193,822.13 and 35,713.22 is: 53,563.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,229.34 : 193,822.13 = 35,713.22 : x
  2. Step 2: Convert to fraction form
    129,229.34/193,822.13 = 35,713.22/x
  3. Step 3: Cross multiply
    129,229.34x = 193,822.13 × 35,713.22
  4. Step 4: Simplify right side
    129,229.34x = 6,922,011,221.88
  5. Step 5: Solve for x
    x = 6,922,011,221.88/129,229.34
  6. Step 6: Final answer
    x = 53,563.78

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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.