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Finding the Fourth Proportional to 250,994.27, 376,380.88 and 117,912.35

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Solution

The fourth proportional to 250,994.27, 376,380.88 and 117,912.35 is: 176,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,994.27 : 376,380.88 = 117,912.35 : x
  2. Step 2: Convert to fraction form
    250,994.27/376,380.88 = 117,912.35/x
  3. Step 3: Cross multiply
    250,994.27x = 376,380.88 × 117,912.35
  4. Step 4: Simplify right side
    250,994.27x = 44,379,954,055.87
  5. Step 5: Solve for x
    x = 44,379,954,055.87/250,994.27
  6. Step 6: Final answer
    x = 176,816.60

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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.