Home / 187,845.88-259,253.91-116,249.02

Finding the Fourth Proportional to 187,845.88, 259,253.91 and 116,249.02

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Solution

The fourth proportional to 187,845.88, 259,253.91 and 116,249.02 is: 160,440.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,845.88 : 259,253.91 = 116,249.02 : x
  2. Step 2: Convert to fraction form
    187,845.88/259,253.91 = 116,249.02/x
  3. Step 3: Cross multiply
    187,845.88x = 259,253.91 × 116,249.02
  4. Step 4: Simplify right side
    187,845.88x = 30,138,012,968.67
  5. Step 5: Solve for x
    x = 30,138,012,968.67/187,845.88
  6. Step 6: Final answer
    x = 160,440.11

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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.