Home / 107,187.38-160,755.09-36,091.65

Finding the Fourth Proportional to 107,187.38, 160,755.09 and 36,091.65

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Solution

The fourth proportional to 107,187.38, 160,755.09 and 36,091.65 is: 54,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,187.38 : 160,755.09 = 36,091.65 : x
  2. Step 2: Convert to fraction form
    107,187.38/160,755.09 = 36,091.65/x
  3. Step 3: Cross multiply
    107,187.38x = 160,755.09 × 36,091.65
  4. Step 4: Simplify right side
    107,187.38x = 5,801,916,713.13
  5. Step 5: Solve for x
    x = 5,801,916,713.13/107,187.38
  6. Step 6: Final answer
    x = 54,128.73

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1.5x scale

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.