Home / 77,195.80-115,826.82-29,844.15

Finding the Fourth Proportional to 77,195.80, 115,826.82 and 29,844.15

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Solution

The fourth proportional to 77,195.80, 115,826.82 and 29,844.15 is: 44,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,195.80 : 115,826.82 = 29,844.15 : x
  2. Step 2: Convert to fraction form
    77,195.80/115,826.82 = 29,844.15/x
  3. Step 3: Cross multiply
    77,195.80x = 115,826.82 × 29,844.15
  4. Step 4: Simplify right side
    77,195.80x = 3,456,752,551.32
  5. Step 5: Solve for x
    x = 3,456,752,551.32/77,195.80
  6. Step 6: Final answer
    x = 44,779.03

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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.