Home / 80,551.60-111,158.14-44,743.92

Finding the Fourth Proportional to 80,551.60, 111,158.14 and 44,743.92

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Solution

The fourth proportional to 80,551.60, 111,158.14 and 44,743.92 is: 61,744.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,551.60 : 111,158.14 = 44,743.92 : x
  2. Step 2: Convert to fraction form
    80,551.60/111,158.14 = 44,743.92/x
  3. Step 3: Cross multiply
    80,551.60x = 111,158.14 × 44,743.92
  4. Step 4: Simplify right side
    80,551.60x = 4,973,650,923.51
  5. Step 5: Solve for x
    x = 4,973,650,923.51/80,551.60
  6. Step 6: Final answer
    x = 61,744.91

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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.