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Finding the Fourth Proportional to 69,379.91, 95,744.36 and 37,548.80

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Solution

The fourth proportional to 69,379.91, 95,744.36 and 37,548.80 is: 51,817.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,379.91 : 95,744.36 = 37,548.80 : x
  2. Step 2: Convert to fraction form
    69,379.91/95,744.36 = 37,548.80/x
  3. Step 3: Cross multiply
    69,379.91x = 95,744.36 × 37,548.80
  4. Step 4: Simplify right side
    69,379.91x = 3,595,085,798.96
  5. Step 5: Solve for x
    x = 3,595,085,798.96/69,379.91
  6. Step 6: Final answer
    x = 51,817.39

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1.5x scale

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.