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Finding the Fourth Proportional to 48,067, 71,999.96 and 38,656.06

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Solution

The fourth proportional to 48,067, 71,999.96 and 38,656.06 is: 57,903.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,067 : 71,999.96 = 38,656.06 : x
  2. Step 2: Convert to fraction form
    48,067/71,999.96 = 38,656.06/x
  3. Step 3: Cross multiply
    48,067x = 71,999.96 × 38,656.06
  4. Step 4: Simplify right side
    48,067x = 2,783,234,773.76
  5. Step 5: Solve for x
    x = 2,783,234,773.76/48,067
  6. Step 6: Final answer
    x = 57,903.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.