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Finding the Fourth Proportional to 80,305.68, 110,822.04 and 44,495.40

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Solution

The fourth proportional to 80,305.68, 110,822.04 and 44,495.40 is: 61,403.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,305.68 : 110,822.04 = 44,495.40 : x
  2. Step 2: Convert to fraction form
    80,305.68/110,822.04 = 44,495.40/x
  3. Step 3: Cross multiply
    80,305.68x = 110,822.04 × 44,495.40
  4. Step 4: Simplify right side
    80,305.68x = 4,931,070,998.62
  5. Step 5: Solve for x
    x = 4,931,070,998.62/80,305.68
  6. Step 6: Final answer
    x = 61,403.76

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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.