Home / 168,610.08-233,747.28-159,621.36

Finding the Fourth Proportional to 168,610.08, 233,747.28 and 159,621.36

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Solution

The fourth proportional to 168,610.08, 233,747.28 and 159,621.36 is: 221,286.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,610.08 : 233,747.28 = 159,621.36 : x
  2. Step 2: Convert to fraction form
    168,610.08/233,747.28 = 159,621.36/x
  3. Step 3: Cross multiply
    168,610.08x = 233,747.28 × 159,621.36
  4. Step 4: Simplify right side
    168,610.08x = 37,311,058,729.90
  5. Step 5: Solve for x
    x = 37,311,058,729.90/168,610.08
  6. Step 6: Final answer
    x = 221,286.05

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.