Home / 136,031.12-204,046.42-36,191.42

Finding the Fourth Proportional to 136,031.12, 204,046.42 and 36,191.42

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Solution

The fourth proportional to 136,031.12, 204,046.42 and 36,191.42 is: 54,287.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,031.12 : 204,046.42 = 36,191.42 : x
  2. Step 2: Convert to fraction form
    136,031.12/204,046.42 = 36,191.42/x
  3. Step 3: Cross multiply
    136,031.12x = 204,046.42 × 36,191.42
  4. Step 4: Simplify right side
    136,031.12x = 7,384,729,685.72
  5. Step 5: Solve for x
    x = 7,384,729,685.72/136,031.12
  6. Step 6: Final answer
    x = 54,287.06

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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.