Home / 80,052.32-120,085.31-23,888.81

Finding the Fourth Proportional to 80,052.32, 120,085.31 and 23,888.81

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Solution

The fourth proportional to 80,052.32, 120,085.31 and 23,888.81 is: 35,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,052.32 : 120,085.31 = 23,888.81 : x
  2. Step 2: Convert to fraction form
    80,052.32/120,085.31 = 23,888.81/x
  3. Step 3: Cross multiply
    80,052.32x = 120,085.31 × 23,888.81
  4. Step 4: Simplify right side
    80,052.32x = 2,868,694,613.68
  5. Step 5: Solve for x
    x = 2,868,694,613.68/80,052.32
  6. Step 6: Final answer
    x = 35,835.25

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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.