Home / 124,936.13-187,404.19-36,189.66

Finding the Fourth Proportional to 124,936.13, 187,404.19 and 36,189.66

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Solution

The fourth proportional to 124,936.13, 187,404.19 and 36,189.66 is: 54,284.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,936.13 : 187,404.19 = 36,189.66 : x
  2. Step 2: Convert to fraction form
    124,936.13/187,404.19 = 36,189.66/x
  3. Step 3: Cross multiply
    124,936.13x = 187,404.19 × 36,189.66
  4. Step 4: Simplify right side
    124,936.13x = 6,782,093,918.68
  5. Step 5: Solve for x
    x = 6,782,093,918.68/124,936.13
  6. Step 6: Final answer
    x = 54,284.49

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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.