Home / 258,734.91-356,902.83-168,151.20

Finding the Fourth Proportional to 258,734.91, 356,902.83 and 168,151.20

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Solution

The fourth proportional to 258,734.91, 356,902.83 and 168,151.20 is: 231,950.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,734.91 : 356,902.83 = 168,151.20 : x
  2. Step 2: Convert to fraction form
    258,734.91/356,902.83 = 168,151.20/x
  3. Step 3: Cross multiply
    258,734.91x = 356,902.83 × 168,151.20
  4. Step 4: Simplify right side
    258,734.91x = 60,013,639,147.90
  5. Step 5: Solve for x
    x = 60,013,639,147.90/258,734.91
  6. Step 6: Final answer
    x = 231,950.30

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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.