Home / 258,447.90-356,605.79-150,997.19

Finding the Fourth Proportional to 258,447.90, 356,605.79 and 150,997.19

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Solution

The fourth proportional to 258,447.90, 356,605.79 and 150,997.19 is: 208,345.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,447.90 : 356,605.79 = 150,997.19 : x
  2. Step 2: Convert to fraction form
    258,447.90/356,605.79 = 150,997.19/x
  3. Step 3: Cross multiply
    258,447.90x = 356,605.79 × 150,997.19
  4. Step 4: Simplify right side
    258,447.90x = 53,846,469,689.72
  5. Step 5: Solve for x
    x = 53,846,469,689.72/258,447.90
  6. Step 6: Final answer
    x = 208,345.55

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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.