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Finding the Fourth Proportional to 172,494.76, 238,042.73 and 96,012.20

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Solution

The fourth proportional to 172,494.76, 238,042.73 and 96,012.20 is: 132,496.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,494.76 : 238,042.73 = 96,012.20 : x
  2. Step 2: Convert to fraction form
    172,494.76/238,042.73 = 96,012.20/x
  3. Step 3: Cross multiply
    172,494.76x = 238,042.73 × 96,012.20
  4. Step 4: Simplify right side
    172,494.76x = 22,855,007,036.44
  5. Step 5: Solve for x
    x = 22,855,007,036.44/172,494.76
  6. Step 6: Final answer
    x = 132,496.82

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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.