Home / 129,993.38-195,001.10-36,499.13

Finding the Fourth Proportional to 129,993.38, 195,001.10 and 36,499.13

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Solution

The fourth proportional to 129,993.38, 195,001.10 and 36,499.13 is: 54,751.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,993.38 : 195,001.10 = 36,499.13 : x
  2. Step 2: Convert to fraction form
    129,993.38/195,001.10 = 36,499.13/x
  3. Step 3: Cross multiply
    129,993.38x = 195,001.10 × 36,499.13
  4. Step 4: Simplify right side
    129,993.38x = 7,117,370,499.04
  5. Step 5: Solve for x
    x = 7,117,370,499.04/129,993.38
  6. Step 6: Final answer
    x = 54,751.79

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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.