Home / 49,990.57-75,044.48-39,467.60

Finding the Fourth Proportional to 49,990.57, 75,044.48 and 39,467.60

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Solution

The fourth proportional to 49,990.57, 75,044.48 and 39,467.60 is: 59,247.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,990.57 : 75,044.48 = 39,467.60 : x
  2. Step 2: Convert to fraction form
    49,990.57/75,044.48 = 39,467.60/x
  3. Step 3: Cross multiply
    49,990.57x = 75,044.48 × 39,467.60
  4. Step 4: Simplify right side
    49,990.57x = 2,961,825,649.83
  5. Step 5: Solve for x
    x = 2,961,825,649.83/49,990.57
  6. Step 6: Final answer
    x = 59,247.69

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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.