Home / 80,323.26-110,884.68-56,470.38

Finding the Fourth Proportional to 80,323.26, 110,884.68 and 56,470.38

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Solution

The fourth proportional to 80,323.26, 110,884.68 and 56,470.38 is: 77,956.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,323.26 : 110,884.68 = 56,470.38 : x
  2. Step 2: Convert to fraction form
    80,323.26/110,884.68 = 56,470.38/x
  3. Step 3: Cross multiply
    80,323.26x = 110,884.68 × 56,470.38
  4. Step 4: Simplify right side
    80,323.26x = 6,261,700,015.78
  5. Step 5: Solve for x
    x = 6,261,700,015.78/80,323.26
  6. Step 6: Final answer
    x = 77,956.25

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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.