Home / 148,561.97-222,744.47-48,687.21

Finding the Fourth Proportional to 148,561.97, 222,744.47 and 48,687.21

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Solution

The fourth proportional to 148,561.97, 222,744.47 and 48,687.21 is: 72,998.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,561.97 : 222,744.47 = 48,687.21 : x
  2. Step 2: Convert to fraction form
    148,561.97/222,744.47 = 48,687.21/x
  3. Step 3: Cross multiply
    148,561.97x = 222,744.47 × 48,687.21
  4. Step 4: Simplify right side
    148,561.97x = 10,844,806,543.79
  5. Step 5: Solve for x
    x = 10,844,806,543.79/148,561.97
  6. Step 6: Final answer
    x = 72,998.54

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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.