Home / 167,801.92-251,711.56-61,183.40

Finding the Fourth Proportional to 167,801.92, 251,711.56 and 61,183.40

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Solution

The fourth proportional to 167,801.92, 251,711.56 and 61,183.40 is: 91,778.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,801.92 : 251,711.56 = 61,183.40 : x
  2. Step 2: Convert to fraction form
    167,801.92/251,711.56 = 61,183.40/x
  3. Step 3: Cross multiply
    167,801.92x = 251,711.56 × 61,183.40
  4. Step 4: Simplify right side
    167,801.92x = 15,400,569,060.10
  5. Step 5: Solve for x
    x = 15,400,569,060.10/167,801.92
  6. Step 6: Final answer
    x = 91,778.26

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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.