Home / 148,738.28-223,196.07-53,975.87

Finding the Fourth Proportional to 148,738.28, 223,196.07 and 53,975.87

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Solution

The fourth proportional to 148,738.28, 223,196.07 and 53,975.87 is: 80,995.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,738.28 : 223,196.07 = 53,975.87 : x
  2. Step 2: Convert to fraction form
    148,738.28/223,196.07 = 53,975.87/x
  3. Step 3: Cross multiply
    148,738.28x = 223,196.07 × 53,975.87
  4. Step 4: Simplify right side
    148,738.28x = 12,047,200,942.85
  5. Step 5: Solve for x
    x = 12,047,200,942.85/148,738.28
  6. Step 6: Final answer
    x = 80,995.97

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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.