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Finding the Fourth Proportional to 252,296.57, 377,672.11 and 163,373.15

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Solution

The fourth proportional to 252,296.57, 377,672.11 and 163,373.15 is: 244,559.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,296.57 : 377,672.11 = 163,373.15 : x
  2. Step 2: Convert to fraction form
    252,296.57/377,672.11 = 163,373.15/x
  3. Step 3: Cross multiply
    252,296.57x = 377,672.11 × 163,373.15
  4. Step 4: Simplify right side
    252,296.57x = 61,701,479,981.05
  5. Step 5: Solve for x
    x = 61,701,479,981.05/252,296.57
  6. Step 6: Final answer
    x = 244,559.33

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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.