Home / 80,550.77-111,160.07-44,744.11

Finding the Fourth Proportional to 80,550.77, 111,160.07 and 44,744.11

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Solution

The fourth proportional to 80,550.77, 111,160.07 and 44,744.11 is: 61,746.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,550.77 : 111,160.07 = 44,744.11 : x
  2. Step 2: Convert to fraction form
    80,550.77/111,160.07 = 44,744.11/x
  3. Step 3: Cross multiply
    80,550.77x = 111,160.07 × 44,744.11
  4. Step 4: Simplify right side
    80,550.77x = 4,973,758,399.69
  5. Step 5: Solve for x
    x = 4,973,758,399.69/80,550.77
  6. Step 6: Final answer
    x = 61,746.88

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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.