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Finding the Fourth Proportional to 80,275.96, 110,834.40 and 50,073.40

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Solution

The fourth proportional to 80,275.96, 110,834.40 and 50,073.40 is: 69,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,275.96 : 110,834.40 = 50,073.40 : x
  2. Step 2: Convert to fraction form
    80,275.96/110,834.40 = 50,073.40/x
  3. Step 3: Cross multiply
    80,275.96x = 110,834.40 × 50,073.40
  4. Step 4: Simplify right side
    80,275.96x = 5,549,855,244.96
  5. Step 5: Solve for x
    x = 5,549,855,244.96/80,275.96
  6. Step 6: Final answer
    x = 69,134.71

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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.