Home / 187,839.28-259,244.78-116,242.37

Finding the Fourth Proportional to 187,839.28, 259,244.78 and 116,242.37

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Solution

The fourth proportional to 187,839.28, 259,244.78 and 116,242.37 is: 160,430.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,839.28 : 259,244.78 = 116,242.37 : x
  2. Step 2: Convert to fraction form
    187,839.28/259,244.78 = 116,242.37/x
  3. Step 3: Cross multiply
    187,839.28x = 259,244.78 × 116,242.37
  4. Step 4: Simplify right side
    187,839.28x = 30,135,227,637.33
  5. Step 5: Solve for x
    x = 30,135,227,637.33/187,839.28
  6. Step 6: Final answer
    x = 160,430.92

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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.