Home / 80,460.38-110,989.16-50,193.14

Finding the Fourth Proportional to 80,460.38, 110,989.16 and 50,193.14

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Solution

The fourth proportional to 80,460.38, 110,989.16 and 50,193.14 is: 69,237.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,460.38 : 110,989.16 = 50,193.14 : x
  2. Step 2: Convert to fraction form
    80,460.38/110,989.16 = 50,193.14/x
  3. Step 3: Cross multiply
    80,460.38x = 110,989.16 × 50,193.14
  4. Step 4: Simplify right side
    80,460.38x = 5,570,894,195.40
  5. Step 5: Solve for x
    x = 5,570,894,195.40/80,460.38
  6. Step 6: Final answer
    x = 69,237.73

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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.