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Finding the Fourth Proportional to 69,399.63, 95,771.70 and 37,568.79

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Solution

The fourth proportional to 69,399.63, 95,771.70 and 37,568.79 is: 51,845.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,399.63 : 95,771.70 = 37,568.79 : x
  2. Step 2: Convert to fraction form
    69,399.63/95,771.70 = 37,568.79/x
  3. Step 3: Cross multiply
    69,399.63x = 95,771.70 × 37,568.79
  4. Step 4: Simplify right side
    69,399.63x = 3,598,026,885.24
  5. Step 5: Solve for x
    x = 3,598,026,885.24/69,399.63
  6. Step 6: Final answer
    x = 51,845.04

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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.