Home / 177,342.77-244,738.40-100,872.86

Finding the Fourth Proportional to 177,342.77, 244,738.40 and 100,872.86

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Solution

The fourth proportional to 177,342.77, 244,738.40 and 100,872.86 is: 139,207.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,342.77 : 244,738.40 = 100,872.86 : x
  2. Step 2: Convert to fraction form
    177,342.77/244,738.40 = 100,872.86/x
  3. Step 3: Cross multiply
    177,342.77x = 244,738.40 × 100,872.86
  4. Step 4: Simplify right side
    177,342.77x = 24,687,460,631.77
  5. Step 5: Solve for x
    x = 24,687,460,631.77/177,342.77
  6. Step 6: Final answer
    x = 139,207.59

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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.