Home / 149,888.44-206,613.03-102,059.56

Finding the Fourth Proportional to 149,888.44, 206,613.03 and 102,059.56

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Solution

The fourth proportional to 149,888.44, 206,613.03 and 102,059.56 is: 140,683.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,888.44 : 206,613.03 = 102,059.56 : x
  2. Step 2: Convert to fraction form
    149,888.44/206,613.03 = 102,059.56/x
  3. Step 3: Cross multiply
    149,888.44x = 206,613.03 × 102,059.56
  4. Step 4: Simplify right side
    149,888.44x = 21,086,834,998.97
  5. Step 5: Solve for x
    x = 21,086,834,998.97/149,888.44
  6. Step 6: Final answer
    x = 140,683.53

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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.