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Finding the Fourth Proportional to 114,626.96, 171,911.28 and 44,468

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Solution

The fourth proportional to 114,626.96, 171,911.28 and 44,468 is: 66,690.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,626.96 : 171,911.28 = 44,468 : x
  2. Step 2: Convert to fraction form
    114,626.96/171,911.28 = 44,468/x
  3. Step 3: Cross multiply
    114,626.96x = 171,911.28 × 44,468
  4. Step 4: Simplify right side
    114,626.96x = 7,644,550,799.04
  5. Step 5: Solve for x
    x = 7,644,550,799.04/114,626.96
  6. Step 6: Final answer
    x = 66,690.69

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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.