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Finding the Fourth Proportional to 172,429.54, 237,952.74 and 95,953.56

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Solution

The fourth proportional to 172,429.54, 237,952.74 and 95,953.56 is: 132,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,429.54 : 237,952.74 = 95,953.56 : x
  2. Step 2: Convert to fraction form
    172,429.54/237,952.74 = 95,953.56/x
  3. Step 3: Cross multiply
    172,429.54x = 237,952.74 × 95,953.56
  4. Step 4: Simplify right side
    172,429.54x = 22,832,412,514.75
  5. Step 5: Solve for x
    x = 22,832,412,514.75/172,429.54
  6. Step 6: Final answer
    x = 132,415.90

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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.