Home / 80,550.57-111,159.82-44,743.92

Finding the Fourth Proportional to 80,550.57, 111,159.82 and 44,743.92

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Solution

The fourth proportional to 80,550.57, 111,159.82 and 44,743.92 is: 61,746.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,550.57 : 111,159.82 = 44,743.92 : x
  2. Step 2: Convert to fraction form
    80,550.57/111,159.82 = 44,743.92/x
  3. Step 3: Cross multiply
    80,550.57x = 111,159.82 × 44,743.92
  4. Step 4: Simplify right side
    80,550.57x = 4,973,726,093.29
  5. Step 5: Solve for x
    x = 4,973,726,093.29/80,550.57
  6. Step 6: Final answer
    x = 61,746.63

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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.