Home / 168,143.24-231,565.28-164,469.08

Finding the Fourth Proportional to 168,143.24, 231,565.28 and 164,469.08

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Solution

The fourth proportional to 168,143.24, 231,565.28 and 164,469.08 is: 226,505.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,143.24 : 231,565.28 = 164,469.08 : x
  2. Step 2: Convert to fraction form
    168,143.24/231,565.28 = 164,469.08/x
  3. Step 3: Cross multiply
    168,143.24x = 231,565.28 × 164,469.08
  4. Step 4: Simplify right side
    168,143.24x = 38,085,328,561.54
  5. Step 5: Solve for x
    x = 38,085,328,561.54/168,143.24
  6. Step 6: Final answer
    x = 226,505.26

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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.