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Finding the Fourth Proportional to 177,954.52, 245,575.40 and 101,486.07

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Solution

The fourth proportional to 177,954.52, 245,575.40 and 101,486.07 is: 140,049.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,954.52 : 245,575.40 = 101,486.07 : x
  2. Step 2: Convert to fraction form
    177,954.52/245,575.40 = 101,486.07/x
  3. Step 3: Cross multiply
    177,954.52x = 245,575.40 × 101,486.07
  4. Step 4: Simplify right side
    177,954.52x = 24,922,482,234.68
  5. Step 5: Solve for x
    x = 24,922,482,234.68/177,954.52
  6. Step 6: Final answer
    x = 140,049.73

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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.