Home / 80,140.92-110,546.27-52,917.24

Finding the Fourth Proportional to 80,140.92, 110,546.27 and 52,917.24

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Solution

The fourth proportional to 80,140.92, 110,546.27 and 52,917.24 is: 72,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,140.92 : 110,546.27 = 52,917.24 : x
  2. Step 2: Convert to fraction form
    80,140.92/110,546.27 = 52,917.24/x
  3. Step 3: Cross multiply
    80,140.92x = 110,546.27 × 52,917.24
  4. Step 4: Simplify right side
    80,140.92x = 5,849,803,849.10
  5. Step 5: Solve for x
    x = 5,849,803,849.10/80,140.92
  6. Step 6: Final answer
    x = 72,993.97

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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.