Home / 129,127.50-193,702.40-35,633.24

Finding the Fourth Proportional to 129,127.50, 193,702.40 and 35,633.24

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Solution

The fourth proportional to 129,127.50, 193,702.40 and 35,633.24 is: 53,452.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,127.50 : 193,702.40 = 35,633.24 : x
  2. Step 2: Convert to fraction form
    129,127.50/193,702.40 = 35,633.24/x
  3. Step 3: Cross multiply
    129,127.50x = 193,702.40 × 35,633.24
  4. Step 4: Simplify right side
    129,127.50x = 6,902,244,107.78
  5. Step 5: Solve for x
    x = 6,902,244,107.78/129,127.50
  6. Step 6: Final answer
    x = 53,452.94

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1.5x scale

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.