Home / 140,773.14-194,272.29-80,353.62

Finding the Fourth Proportional to 140,773.14, 194,272.29 and 80,353.62

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Solution

The fourth proportional to 140,773.14, 194,272.29 and 80,353.62 is: 110,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,773.14 : 194,272.29 = 80,353.62 : x
  2. Step 2: Convert to fraction form
    140,773.14/194,272.29 = 80,353.62/x
  3. Step 3: Cross multiply
    140,773.14x = 194,272.29 × 80,353.62
  4. Step 4: Simplify right side
    140,773.14x = 15,610,481,767.19
  5. Step 5: Solve for x
    x = 15,610,481,767.19/140,773.14
  6. Step 6: Final answer
    x = 110,891.05

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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.