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Finding the Fourth Proportional to 113,463.97, 170,117.14 and 50,249.64

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Solution

The fourth proportional to 113,463.97, 170,117.14 and 50,249.64 is: 75,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,463.97 : 170,117.14 = 50,249.64 : x
  2. Step 2: Convert to fraction form
    113,463.97/170,117.14 = 50,249.64/x
  3. Step 3: Cross multiply
    113,463.97x = 170,117.14 × 50,249.64
  4. Step 4: Simplify right side
    113,463.97x = 8,548,324,917.21
  5. Step 5: Solve for x
    x = 8,548,324,917.21/113,463.97
  6. Step 6: Final answer
    x = 75,339.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.