Home / 49,768.31-68,681.09-27,107.75

Finding the Fourth Proportional to 49,768.31, 68,681.09 and 27,107.75

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Solution

The fourth proportional to 49,768.31, 68,681.09 and 27,107.75 is: 37,409.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,768.31 : 68,681.09 = 27,107.75 : x
  2. Step 2: Convert to fraction form
    49,768.31/68,681.09 = 27,107.75/x
  3. Step 3: Cross multiply
    49,768.31x = 68,681.09 × 27,107.75
  4. Step 4: Simplify right side
    49,768.31x = 1,861,790,056.92
  5. Step 5: Solve for x
    x = 1,861,790,056.92/49,768.31
  6. Step 6: Final answer
    x = 37,409.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.