Home / 49,934.21-69,262.43-48,138.84

Finding the Fourth Proportional to 49,934.21, 69,262.43 and 48,138.84

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Solution

The fourth proportional to 49,934.21, 69,262.43 and 48,138.84 is: 66,772.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,934.21 : 69,262.43 = 48,138.84 : x
  2. Step 2: Convert to fraction form
    49,934.21/69,262.43 = 48,138.84/x
  3. Step 3: Cross multiply
    49,934.21x = 69,262.43 × 48,138.84
  4. Step 4: Simplify right side
    49,934.21x = 3,334,212,795.09
  5. Step 5: Solve for x
    x = 3,334,212,795.09/49,934.21
  6. Step 6: Final answer
    x = 66,772.12

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.