Home / 177,221.16-244,504.74-100,732.52

Finding the Fourth Proportional to 177,221.16, 244,504.74 and 100,732.52

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Solution

The fourth proportional to 177,221.16, 244,504.74 and 100,732.52 is: 138,976.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,221.16 : 244,504.74 = 100,732.52 : x
  2. Step 2: Convert to fraction form
    177,221.16/244,504.74 = 100,732.52/x
  3. Step 3: Cross multiply
    177,221.16x = 244,504.74 × 100,732.52
  4. Step 4: Simplify right side
    177,221.16x = 24,629,578,612.14
  5. Step 5: Solve for x
    x = 24,629,578,612.14/177,221.16
  6. Step 6: Final answer
    x = 138,976.51

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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.