Home / 215,052.60-322,644.52-109,945.38

Finding the Fourth Proportional to 215,052.60, 322,644.52 and 109,945.38

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Solution

The fourth proportional to 215,052.60, 322,644.52 and 109,945.38 is: 164,951.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,052.60 : 322,644.52 = 109,945.38 : x
  2. Step 2: Convert to fraction form
    215,052.60/322,644.52 = 109,945.38/x
  3. Step 3: Cross multiply
    215,052.60x = 322,644.52 × 109,945.38
  4. Step 4: Simplify right side
    215,052.60x = 35,473,275,085.22
  5. Step 5: Solve for x
    x = 35,473,275,085.22/215,052.60
  6. Step 6: Final answer
    x = 164,951.62

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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.