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Finding the Fourth Proportional to 177,160.91, 244,472.78 and 100,669.77

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Solution

The fourth proportional to 177,160.91, 244,472.78 and 100,669.77 is: 138,919.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,160.91 : 244,472.78 = 100,669.77 : x
  2. Step 2: Convert to fraction form
    177,160.91/244,472.78 = 100,669.77/x
  3. Step 3: Cross multiply
    177,160.91x = 244,472.78 × 100,669.77
  4. Step 4: Simplify right side
    177,160.91x = 24,611,018,785.54
  5. Step 5: Solve for x
    x = 24,611,018,785.54/177,160.91
  6. Step 6: Final answer
    x = 138,919.02

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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.