Home / 172,786.26-238,416.12-96,288.57

Finding the Fourth Proportional to 172,786.26, 238,416.12 and 96,288.57

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Solution

The fourth proportional to 172,786.26, 238,416.12 and 96,288.57 is: 132,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,786.26 : 238,416.12 = 96,288.57 : x
  2. Step 2: Convert to fraction form
    172,786.26/238,416.12 = 96,288.57/x
  3. Step 3: Cross multiply
    172,786.26x = 238,416.12 × 96,288.57
  4. Step 4: Simplify right side
    172,786.26x = 22,956,747,259.75
  5. Step 5: Solve for x
    x = 22,956,747,259.75/172,786.26
  6. Step 6: Final answer
    x = 132,862.11

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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.