Home / 181,108.38-271,636.42-61,143.58

Finding the Fourth Proportional to 181,108.38, 271,636.42 and 61,143.58

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Solution

The fourth proportional to 181,108.38, 271,636.42 and 61,143.58 is: 91,706.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,108.38 : 271,636.42 = 61,143.58 : x
  2. Step 2: Convert to fraction form
    181,108.38/271,636.42 = 61,143.58/x
  3. Step 3: Cross multiply
    181,108.38x = 271,636.42 × 61,143.58
  4. Step 4: Simplify right side
    181,108.38x = 16,608,823,177.18
  5. Step 5: Solve for x
    x = 16,608,823,177.18/181,108.38
  6. Step 6: Final answer
    x = 91,706.54

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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.