Home / 80,084.46-110,516.76-43,788.25

Finding the Fourth Proportional to 80,084.46, 110,516.76 and 43,788.25

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Solution

The fourth proportional to 80,084.46, 110,516.76 and 43,788.25 is: 60,427.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,084.46 : 110,516.76 = 43,788.25 : x
  2. Step 2: Convert to fraction form
    80,084.46/110,516.76 = 43,788.25/x
  3. Step 3: Cross multiply
    80,084.46x = 110,516.76 × 43,788.25
  4. Step 4: Simplify right side
    80,084.46x = 4,839,335,297.13
  5. Step 5: Solve for x
    x = 4,839,335,297.13/80,084.46
  6. Step 6: Final answer
    x = 60,427.89

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1.5x scale

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.