Home / 80,327.26-110,890.20-56,474.38

Finding the Fourth Proportional to 80,327.26, 110,890.20 and 56,474.38

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Solution

The fourth proportional to 80,327.26, 110,890.20 and 56,474.38 is: 77,961.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,327.26 : 110,890.20 = 56,474.38 : x
  2. Step 2: Convert to fraction form
    80,327.26/110,890.20 = 56,474.38/x
  3. Step 3: Cross multiply
    80,327.26x = 110,890.20 × 56,474.38
  4. Step 4: Simplify right side
    80,327.26x = 6,262,455,293.08
  5. Step 5: Solve for x
    x = 6,262,455,293.08/80,327.26
  6. Step 6: Final answer
    x = 77,961.77

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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.