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Finding the Fourth Proportional to 225,107.76, 337,679.38 and 75,348.58

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Solution

The fourth proportional to 225,107.76, 337,679.38 and 75,348.58 is: 113,028.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,107.76 : 337,679.38 = 75,348.58 : x
  2. Step 2: Convert to fraction form
    225,107.76/337,679.38 = 75,348.58/x
  3. Step 3: Cross multiply
    225,107.76x = 337,679.38 × 75,348.58
  4. Step 4: Simplify right side
    225,107.76x = 25,443,661,661.42
  5. Step 5: Solve for x
    x = 25,443,661,661.42/225,107.76
  6. Step 6: Final answer
    x = 113,028.81

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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.