Home / 49,890.28-68,857.46-29,748.48

Finding the Fourth Proportional to 49,890.28, 68,857.46 and 29,748.48

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Solution

The fourth proportional to 49,890.28, 68,857.46 and 29,748.48 is: 41,058.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,890.28 : 68,857.46 = 29,748.48 : x
  2. Step 2: Convert to fraction form
    49,890.28/68,857.46 = 29,748.48/x
  3. Step 3: Cross multiply
    49,890.28x = 68,857.46 × 29,748.48
  4. Step 4: Simplify right side
    49,890.28x = 2,048,404,771.66
  5. Step 5: Solve for x
    x = 2,048,404,771.66/49,890.28
  6. Step 6: Final answer
    x = 41,058.19

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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.