Home / 77,841.31-116,761.97-25,250.80

Finding the Fourth Proportional to 77,841.31, 116,761.97 and 25,250.80

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Solution

The fourth proportional to 77,841.31, 116,761.97 and 25,250.80 is: 37,876.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,841.31 : 116,761.97 = 25,250.80 : x
  2. Step 2: Convert to fraction form
    77,841.31/116,761.97 = 25,250.80/x
  3. Step 3: Cross multiply
    77,841.31x = 116,761.97 × 25,250.80
  4. Step 4: Simplify right side
    77,841.31x = 2,948,333,152.08
  5. Step 5: Solve for x
    x = 2,948,333,152.08/77,841.31
  6. Step 6: Final answer
    x = 37,876.20

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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.