Home / 106,241.44-146,712.72-66,566.56

Finding the Fourth Proportional to 106,241.44, 146,712.72 and 66,566.56

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Solution

The fourth proportional to 106,241.44, 146,712.72 and 66,566.56 is: 91,924.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,241.44 : 146,712.72 = 66,566.56 : x
  2. Step 2: Convert to fraction form
    106,241.44/146,712.72 = 66,566.56/x
  3. Step 3: Cross multiply
    106,241.44x = 146,712.72 × 66,566.56
  4. Step 4: Simplify right side
    106,241.44x = 9,766,161,078.64
  5. Step 5: Solve for x
    x = 9,766,161,078.64/106,241.44
  6. Step 6: Final answer
    x = 91,924.22

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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.