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Finding the Fourth Proportional to 177,132, 244,442.16 and 101,704.80

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Solution

The fourth proportional to 177,132, 244,442.16 and 101,704.80 is: 140,352.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,132 : 244,442.16 = 101,704.80 : x
  2. Step 2: Convert to fraction form
    177,132/244,442.16 = 101,704.80/x
  3. Step 3: Cross multiply
    177,132x = 244,442.16 × 101,704.80
  4. Step 4: Simplify right side
    177,132x = 24,860,940,994.37
  5. Step 5: Solve for x
    x = 24,860,940,994.37/177,132
  6. Step 6: Final answer
    x = 140,352.62

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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.