Home / 172,636.20-258,954.30-162,794.70

Finding the Fourth Proportional to 172,636.20, 258,954.30 and 162,794.70

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Solution

The fourth proportional to 172,636.20, 258,954.30 and 162,794.70 is: 244,192.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,636.20 : 258,954.30 = 162,794.70 : x
  2. Step 2: Convert to fraction form
    172,636.20/258,954.30 = 162,794.70/x
  3. Step 3: Cross multiply
    172,636.20x = 258,954.30 × 162,794.70
  4. Step 4: Simplify right side
    172,636.20x = 42,156,387,582.21
  5. Step 5: Solve for x
    x = 42,156,387,582.21/172,636.20
  6. Step 6: Final answer
    x = 244,192.05

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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.