Home / 149,217.46-223,853.87-49,378.50

Finding the Fourth Proportional to 149,217.46, 223,853.87 and 49,378.50

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Solution

The fourth proportional to 149,217.46, 223,853.87 and 49,378.50 is: 74,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,217.46 : 223,853.87 = 49,378.50 : x
  2. Step 2: Convert to fraction form
    149,217.46/223,853.87 = 49,378.50/x
  3. Step 3: Cross multiply
    149,217.46x = 223,853.87 × 49,378.50
  4. Step 4: Simplify right side
    149,217.46x = 11,053,568,443.24
  5. Step 5: Solve for x
    x = 11,053,568,443.24/149,217.46
  6. Step 6: Final answer
    x = 74,076.91

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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.