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Finding the Fourth Proportional to 250,982.82, 376,612.62 and 117,859.62

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Solution

The fourth proportional to 250,982.82, 376,612.62 and 117,859.62 is: 176,854.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,982.82 : 376,612.62 = 117,859.62 : x
  2. Step 2: Convert to fraction form
    250,982.82/376,612.62 = 117,859.62/x
  3. Step 3: Cross multiply
    250,982.82x = 376,612.62 × 117,859.62
  4. Step 4: Simplify right side
    250,982.82x = 44,387,420,280.40
  5. Step 5: Solve for x
    x = 44,387,420,280.40/250,982.82
  6. Step 6: Final answer
    x = 176,854.42

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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.