Home / 136,876.41-205,203.42-52,593.06

Finding the Fourth Proportional to 136,876.41, 205,203.42 and 52,593.06

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Solution

The fourth proportional to 136,876.41, 205,203.42 and 52,593.06 is: 78,846.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,876.41 : 205,203.42 = 52,593.06 : x
  2. Step 2: Convert to fraction form
    136,876.41/205,203.42 = 52,593.06/x
  3. Step 3: Cross multiply
    136,876.41x = 205,203.42 × 52,593.06
  4. Step 4: Simplify right side
    136,876.41x = 10,792,275,780.27
  5. Step 5: Solve for x
    x = 10,792,275,780.27/136,876.41
  6. Step 6: Final answer
    x = 78,846.86

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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.