Home / 177,142.32-244,447.68-100,651.44

Finding the Fourth Proportional to 177,142.32, 244,447.68 and 100,651.44

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Solution

The fourth proportional to 177,142.32, 244,447.68 and 100,651.44 is: 138,894.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,142.32 : 244,447.68 = 100,651.44 : x
  2. Step 2: Convert to fraction form
    177,142.32/244,447.68 = 100,651.44/x
  3. Step 3: Cross multiply
    177,142.32x = 244,447.68 × 100,651.44
  4. Step 4: Simplify right side
    177,142.32x = 24,604,010,996.66
  5. Step 5: Solve for x
    x = 24,604,010,996.66/177,142.32
  6. Step 6: Final answer
    x = 138,894.03

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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.