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Finding the Fourth Proportional to 80,405.76, 110,952.68 and 44,595.66

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Solution

The fourth proportional to 80,405.76, 110,952.68 and 44,595.66 is: 61,537.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,405.76 : 110,952.68 = 44,595.66 : x
  2. Step 2: Convert to fraction form
    80,405.76/110,952.68 = 44,595.66/x
  3. Step 3: Cross multiply
    80,405.76x = 110,952.68 × 44,595.66
  4. Step 4: Simplify right side
    80,405.76x = 4,948,007,993.37
  5. Step 5: Solve for x
    x = 4,948,007,993.37/80,405.76
  6. Step 6: Final answer
    x = 61,537.98

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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.