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Finding the Fourth Proportional to 223,950, 335,959.56 and 83,728.56

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Solution

The fourth proportional to 223,950, 335,959.56 and 83,728.56 is: 125,605.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,950 : 335,959.56 = 83,728.56 : x
  2. Step 2: Convert to fraction form
    223,950/335,959.56 = 83,728.56/x
  3. Step 3: Cross multiply
    223,950x = 335,959.56 × 83,728.56
  4. Step 4: Simplify right side
    223,950x = 28,129,410,177.03
  5. Step 5: Solve for x
    x = 28,129,410,177.03/223,950
  6. Step 6: Final answer
    x = 125,605.76

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1.5x scale

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.