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Finding the Fourth Proportional to 114,232.38, 171,344.31 and 29,991.78

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Solution

The fourth proportional to 114,232.38, 171,344.31 and 29,991.78 is: 44,986.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,232.38 : 171,344.31 = 29,991.78 : x
  2. Step 2: Convert to fraction form
    114,232.38/171,344.31 = 29,991.78/x
  3. Step 3: Cross multiply
    114,232.38x = 171,344.31 × 29,991.78
  4. Step 4: Simplify right side
    114,232.38x = 5,138,920,849.77
  5. Step 5: Solve for x
    x = 5,138,920,849.77/114,232.38
  6. Step 6: Final answer
    x = 44,986.55

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1.5x scale

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.