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Finding the Fourth Proportional to 260,928.98, 360,083.37 and 146,207.87

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Solution

The fourth proportional to 260,928.98, 360,083.37 and 146,207.87 is: 201,767.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,928.98 : 360,083.37 = 146,207.87 : x
  2. Step 2: Convert to fraction form
    260,928.98/360,083.37 = 146,207.87/x
  3. Step 3: Cross multiply
    260,928.98x = 360,083.37 × 146,207.87
  4. Step 4: Simplify right side
    260,928.98x = 52,647,022,648.30
  5. Step 5: Solve for x
    x = 52,647,022,648.30/260,928.98
  6. Step 6: Final answer
    x = 201,767.63

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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.