Home / 148,921.70-223,382.55-98,183.30

Finding the Fourth Proportional to 148,921.70, 223,382.55 and 98,183.30

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Solution

The fourth proportional to 148,921.70, 223,382.55 and 98,183.30 is: 147,274.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,921.70 : 223,382.55 = 98,183.30 : x
  2. Step 2: Convert to fraction form
    148,921.70/223,382.55 = 98,183.30/x
  3. Step 3: Cross multiply
    148,921.70x = 223,382.55 × 98,183.30
  4. Step 4: Simplify right side
    148,921.70x = 21,932,435,921.42
  5. Step 5: Solve for x
    x = 21,932,435,921.42/148,921.70
  6. Step 6: Final answer
    x = 147,274.95

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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.