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Finding the Fourth Proportional to 80,352.73, 110,885.61 and 46,361.26

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Solution

The fourth proportional to 80,352.73, 110,885.61 and 46,361.26 is: 63,977.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,352.73 : 110,885.61 = 46,361.26 : x
  2. Step 2: Convert to fraction form
    80,352.73/110,885.61 = 46,361.26/x
  3. Step 3: Cross multiply
    80,352.73x = 110,885.61 × 46,361.26
  4. Step 4: Simplify right side
    80,352.73x = 5,140,796,595.47
  5. Step 5: Solve for x
    x = 5,140,796,595.47/80,352.73
  6. Step 6: Final answer
    x = 63,977.87

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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.