Home / 215,436.33-323,302.14-75,194.96

Finding the Fourth Proportional to 215,436.33, 323,302.14 and 75,194.96

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Solution

The fourth proportional to 215,436.33, 323,302.14 and 75,194.96 is: 112,843.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,436.33 : 323,302.14 = 75,194.96 : x
  2. Step 2: Convert to fraction form
    215,436.33/323,302.14 = 75,194.96/x
  3. Step 3: Cross multiply
    215,436.33x = 323,302.14 × 75,194.96
  4. Step 4: Simplify right side
    215,436.33x = 24,310,691,485.21
  5. Step 5: Solve for x
    x = 24,310,691,485.21/215,436.33
  6. Step 6: Final answer
    x = 112,843.97

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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.