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Finding the Fourth Proportional to 80,318.96, 110,845.04 and 46,326.84

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Solution

The fourth proportional to 80,318.96, 110,845.04 and 46,326.84 is: 63,933.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,318.96 : 110,845.04 = 46,326.84 : x
  2. Step 2: Convert to fraction form
    80,318.96/110,845.04 = 46,326.84/x
  3. Step 3: Cross multiply
    80,318.96x = 110,845.04 × 46,326.84
  4. Step 4: Simplify right side
    80,318.96x = 5,135,100,432.87
  5. Step 5: Solve for x
    x = 5,135,100,432.87/80,318.96
  6. Step 6: Final answer
    x = 63,933.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.