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Finding the Fourth Proportional to 240,617.10, 360,958.05 and 82,893.90

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Solution

The fourth proportional to 240,617.10, 360,958.05 and 82,893.90 is: 124,352.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,617.10 : 360,958.05 = 82,893.90 : x
  2. Step 2: Convert to fraction form
    240,617.10/360,958.05 = 82,893.90/x
  3. Step 3: Cross multiply
    240,617.10x = 360,958.05 × 82,893.90
  4. Step 4: Simplify right side
    240,617.10x = 29,921,220,500.90
  5. Step 5: Solve for x
    x = 29,921,220,500.90/240,617.10
  6. Step 6: Final answer
    x = 124,352.01

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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.