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Finding the Fourth Proportional to 252,889.62, 379,521.58 and 119,770.19

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Solution

The fourth proportional to 252,889.62, 379,521.58 and 119,770.19 is: 179,743.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,889.62 : 379,521.58 = 119,770.19 : x
  2. Step 2: Convert to fraction form
    252,889.62/379,521.58 = 119,770.19/x
  3. Step 3: Cross multiply
    252,889.62x = 379,521.58 × 119,770.19
  4. Step 4: Simplify right side
    252,889.62x = 45,455,372,994.40
  5. Step 5: Solve for x
    x = 45,455,372,994.40/252,889.62
  6. Step 6: Final answer
    x = 179,743.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.