Home / 49,289.78-73,998.22-42,314.61

Finding the Fourth Proportional to 49,289.78, 73,998.22 and 42,314.61

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Solution

The fourth proportional to 49,289.78, 73,998.22 and 42,314.61 is: 63,526.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,289.78 : 73,998.22 = 42,314.61 : x
  2. Step 2: Convert to fraction form
    49,289.78/73,998.22 = 42,314.61/x
  3. Step 3: Cross multiply
    49,289.78x = 73,998.22 × 42,314.61
  4. Step 4: Simplify right side
    49,289.78x = 3,131,205,714.21
  5. Step 5: Solve for x
    x = 3,131,205,714.21/49,289.78
  6. Step 6: Final answer
    x = 63,526.48

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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.