Home / 80,769.43-121,178.94-41,354.22

Finding the Fourth Proportional to 80,769.43, 121,178.94 and 41,354.22

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Solution

The fourth proportional to 80,769.43, 121,178.94 and 41,354.22 is: 62,044.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,769.43 : 121,178.94 = 41,354.22 : x
  2. Step 2: Convert to fraction form
    80,769.43/121,178.94 = 41,354.22/x
  3. Step 3: Cross multiply
    80,769.43x = 121,178.94 × 41,354.22
  4. Step 4: Simplify right side
    80,769.43x = 5,011,260,544.13
  5. Step 5: Solve for x
    x = 5,011,260,544.13/80,769.43
  6. Step 6: Final answer
    x = 62,044.03

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1.5x scale

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.