Home / 141,704.28-195,552.14-78,042.24

Finding the Fourth Proportional to 141,704.28, 195,552.14 and 78,042.24

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Solution

The fourth proportional to 141,704.28, 195,552.14 and 78,042.24 is: 107,698.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,704.28 : 195,552.14 = 78,042.24 : x
  2. Step 2: Convert to fraction form
    141,704.28/195,552.14 = 78,042.24/x
  3. Step 3: Cross multiply
    141,704.28x = 195,552.14 × 78,042.24
  4. Step 4: Simplify right side
    141,704.28x = 15,261,327,042.39
  5. Step 5: Solve for x
    x = 15,261,327,042.39/141,704.28
  6. Step 6: Final answer
    x = 107,698.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.