Home / 80,084.28-110,516.74-43,785.84

Finding the Fourth Proportional to 80,084.28, 110,516.74 and 43,785.84

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Solution

The fourth proportional to 80,084.28, 110,516.74 and 43,785.84 is: 60,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,084.28 : 110,516.74 = 43,785.84 : x
  2. Step 2: Convert to fraction form
    80,084.28/110,516.74 = 43,785.84/x
  3. Step 3: Cross multiply
    80,084.28x = 110,516.74 × 43,785.84
  4. Step 4: Simplify right side
    80,084.28x = 4,839,068,294.96
  5. Step 5: Solve for x
    x = 4,839,068,294.96/80,084.28
  6. Step 6: Final answer
    x = 60,424.70

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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.