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Finding the Fourth Proportional to 172,462.82, 237,932.24 and 127,249.33

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Solution

The fourth proportional to 172,462.82, 237,932.24 and 127,249.33 is: 175,555.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,462.82 : 237,932.24 = 127,249.33 : x
  2. Step 2: Convert to fraction form
    172,462.82/237,932.24 = 127,249.33/x
  3. Step 3: Cross multiply
    172,462.82x = 237,932.24 × 127,249.33
  4. Step 4: Simplify right side
    172,462.82x = 30,276,717,340.44
  5. Step 5: Solve for x
    x = 30,276,717,340.44/172,462.82
  6. Step 6: Final answer
    x = 175,555.04

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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.