Home / 49,166.72-73,680.32-37,879.36

Finding the Fourth Proportional to 49,166.72, 73,680.32 and 37,879.36

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Solution

The fourth proportional to 49,166.72, 73,680.32 and 37,879.36 is: 56,765.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,166.72 : 73,680.32 = 37,879.36 : x
  2. Step 2: Convert to fraction form
    49,166.72/73,680.32 = 37,879.36/x
  3. Step 3: Cross multiply
    49,166.72x = 73,680.32 × 37,879.36
  4. Step 4: Simplify right side
    49,166.72x = 2,790,963,366.20
  5. Step 5: Solve for x
    x = 2,790,963,366.20/49,166.72
  6. Step 6: Final answer
    x = 56,765.30

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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.