Home / 215,734.97-323,748.25-75,494.81

Finding the Fourth Proportional to 215,734.97, 323,748.25 and 75,494.81

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Solution

The fourth proportional to 215,734.97, 323,748.25 and 75,494.81 is: 113,293.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,734.97 : 323,748.25 = 75,494.81 : x
  2. Step 2: Convert to fraction form
    215,734.97/323,748.25 = 75,494.81/x
  3. Step 3: Cross multiply
    215,734.97x = 323,748.25 × 75,494.81
  4. Step 4: Simplify right side
    215,734.97x = 24,441,310,814.10
  5. Step 5: Solve for x
    x = 24,441,310,814.10/215,734.97
  6. Step 6: Final answer
    x = 113,293.23

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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.