Home / 250,034.50-345,044.97-135,310.66

Finding the Fourth Proportional to 250,034.50, 345,044.97 and 135,310.66

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Solution

The fourth proportional to 250,034.50, 345,044.97 and 135,310.66 is: 186,727.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,034.50 : 345,044.97 = 135,310.66 : x
  2. Step 2: Convert to fraction form
    250,034.50/345,044.97 = 135,310.66/x
  3. Step 3: Cross multiply
    250,034.50x = 345,044.97 × 135,310.66
  4. Step 4: Simplify right side
    250,034.50x = 46,688,262,620.38
  5. Step 5: Solve for x
    x = 46,688,262,620.38/250,034.50
  6. Step 6: Final answer
    x = 186,727.28

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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.