Home / 341,983.68-512,982.72-117,342.96

Finding the Fourth Proportional to 341,983.68, 512,982.72 and 117,342.96

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Solution

The fourth proportional to 341,983.68, 512,982.72 and 117,342.96 is: 176,016.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,983.68 : 512,982.72 = 117,342.96 : x
  2. Step 2: Convert to fraction form
    341,983.68/512,982.72 = 117,342.96/x
  3. Step 3: Cross multiply
    341,983.68x = 512,982.72 × 117,342.96
  4. Step 4: Simplify right side
    341,983.68x = 60,194,910,793.65
  5. Step 5: Solve for x
    x = 60,194,910,793.65/341,983.68
  6. Step 6: Final answer
    x = 176,016.91

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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.