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Finding the Fourth Proportional to 172,351.08, 237,815.28 and 95,860.08

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Solution

The fourth proportional to 172,351.08, 237,815.28 and 95,860.08 is: 132,270.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,351.08 : 237,815.28 = 95,860.08 : x
  2. Step 2: Convert to fraction form
    172,351.08/237,815.28 = 95,860.08/x
  3. Step 3: Cross multiply
    172,351.08x = 237,815.28 × 95,860.08
  4. Step 4: Simplify right side
    172,351.08x = 22,796,991,766.02
  5. Step 5: Solve for x
    x = 22,796,991,766.02/172,351.08
  6. Step 6: Final answer
    x = 132,270.66

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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.