Home / 54,651.34-82,010.97-49,392.70

Finding the Fourth Proportional to 54,651.34, 82,010.97 and 49,392.70

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Solution

The fourth proportional to 54,651.34, 82,010.97 and 49,392.70 is: 74,119.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,651.34 : 82,010.97 = 49,392.70 : x
  2. Step 2: Convert to fraction form
    54,651.34/82,010.97 = 49,392.70/x
  3. Step 3: Cross multiply
    54,651.34x = 82,010.97 × 49,392.70
  4. Step 4: Simplify right side
    54,651.34x = 4,050,743,237.92
  5. Step 5: Solve for x
    x = 4,050,743,237.92/54,651.34
  6. Step 6: Final answer
    x = 74,119.74

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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.