Home / 187,842.47-259,249.19-116,245.55

Finding the Fourth Proportional to 187,842.47, 259,249.19 and 116,245.55

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Solution

The fourth proportional to 187,842.47, 259,249.19 and 116,245.55 is: 160,435.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,842.47 : 259,249.19 = 116,245.55 : x
  2. Step 2: Convert to fraction form
    187,842.47/259,249.19 = 116,245.55/x
  3. Step 3: Cross multiply
    187,842.47x = 259,249.19 × 116,245.55
  4. Step 4: Simplify right side
    187,842.47x = 30,136,564,745.50
  5. Step 5: Solve for x
    x = 30,136,564,745.50/187,842.47
  6. Step 6: Final answer
    x = 160,435.31

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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.