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Finding the Fourth Proportional to 240,675.88, 361,069.19 and 80,773.04

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Solution

The fourth proportional to 240,675.88, 361,069.19 and 80,773.04 is: 121,178.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,675.88 : 361,069.19 = 80,773.04 : x
  2. Step 2: Convert to fraction form
    240,675.88/361,069.19 = 80,773.04/x
  3. Step 3: Cross multiply
    240,675.88x = 361,069.19 × 80,773.04
  4. Step 4: Simplify right side
    240,675.88x = 29,164,653,917.43
  5. Step 5: Solve for x
    x = 29,164,653,917.43/240,675.88
  6. Step 6: Final answer
    x = 121,178.13

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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.