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Finding the Fourth Proportional to 220,049.52, 303,675.56 and 124,554.17

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Solution

The fourth proportional to 220,049.52, 303,675.56 and 124,554.17 is: 171,888.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,049.52 : 303,675.56 = 124,554.17 : x
  2. Step 2: Convert to fraction form
    220,049.52/303,675.56 = 124,554.17/x
  3. Step 3: Cross multiply
    220,049.52x = 303,675.56 × 124,554.17
  4. Step 4: Simplify right side
    220,049.52x = 37,824,055,183.94
  5. Step 5: Solve for x
    x = 37,824,055,183.94/220,049.52
  6. Step 6: Final answer
    x = 171,888.83

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1.5x scale

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.