Home / 141,498.88-195,273.60-77,841.52

Finding the Fourth Proportional to 141,498.88, 195,273.60 and 77,841.52

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Solution

The fourth proportional to 141,498.88, 195,273.60 and 77,841.52 is: 107,424.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,498.88 : 195,273.60 = 77,841.52 : x
  2. Step 2: Convert to fraction form
    141,498.88/195,273.60 = 77,841.52/x
  3. Step 3: Cross multiply
    141,498.88x = 195,273.60 × 77,841.52
  4. Step 4: Simplify right side
    141,498.88x = 15,200,393,839.87
  5. Step 5: Solve for x
    x = 15,200,393,839.87/141,498.88
  6. Step 6: Final answer
    x = 107,424.13

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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.