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Finding the Fourth Proportional to 80,193.38, 110,696.02 and 46,659.38

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Solution

The fourth proportional to 80,193.38, 110,696.02 and 46,659.38 is: 64,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,193.38 : 110,696.02 = 46,659.38 : x
  2. Step 2: Convert to fraction form
    80,193.38/110,696.02 = 46,659.38/x
  3. Step 3: Cross multiply
    80,193.38x = 110,696.02 × 46,659.38
  4. Step 4: Simplify right side
    80,193.38x = 5,165,006,991.54
  5. Step 5: Solve for x
    x = 5,165,006,991.54/80,193.38
  6. Step 6: Final answer
    x = 64,406.90

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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.