Home / 129,127.29-193,702.07-35,633.04

Finding the Fourth Proportional to 129,127.29, 193,702.07 and 35,633.04

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Solution

The fourth proportional to 129,127.29, 193,702.07 and 35,633.04 is: 53,452.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,127.29 : 193,702.07 = 35,633.04 : x
  2. Step 2: Convert to fraction form
    129,127.29/193,702.07 = 35,633.04/x
  3. Step 3: Cross multiply
    129,127.29x = 193,702.07 × 35,633.04
  4. Step 4: Simplify right side
    129,127.29x = 6,902,193,608.39
  5. Step 5: Solve for x
    x = 6,902,193,608.39/129,127.29
  6. Step 6: Final answer
    x = 53,452.63

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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.