Home / 172,835.12-238,511.04-96,353.30

Finding the Fourth Proportional to 172,835.12, 238,511.04 and 96,353.30

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Solution

The fourth proportional to 172,835.12, 238,511.04 and 96,353.30 is: 132,966.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,835.12 : 238,511.04 = 96,353.30 : x
  2. Step 2: Convert to fraction form
    172,835.12/238,511.04 = 96,353.30/x
  3. Step 3: Cross multiply
    172,835.12x = 238,511.04 × 96,353.30
  4. Step 4: Simplify right side
    172,835.12x = 22,981,325,790.43
  5. Step 5: Solve for x
    x = 22,981,325,790.43/172,835.12
  6. Step 6: Final answer
    x = 132,966.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.