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Finding the Fourth Proportional to 172,675.10, 238,288.04 and 96,194.09

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Solution

The fourth proportional to 172,675.10, 238,288.04 and 96,194.09 is: 132,745.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,675.10 : 238,288.04 = 96,194.09 : x
  2. Step 2: Convert to fraction form
    172,675.10/238,288.04 = 96,194.09/x
  3. Step 3: Cross multiply
    172,675.10x = 238,288.04 × 96,194.09
  4. Step 4: Simplify right side
    172,675.10x = 22,921,899,974.24
  5. Step 5: Solve for x
    x = 22,921,899,974.24/172,675.10
  6. Step 6: Final answer
    x = 132,745.84

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1.5x scale

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.