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Finding the Fourth Proportional to 48,774.86, 73,157.03 and 33,080.64

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Solution

The fourth proportional to 48,774.86, 73,157.03 and 33,080.64 is: 49,617.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,774.86 : 73,157.03 = 33,080.64 : x
  2. Step 2: Convert to fraction form
    48,774.86/73,157.03 = 33,080.64/x
  3. Step 3: Cross multiply
    48,774.86x = 73,157.03 × 33,080.64
  4. Step 4: Simplify right side
    48,774.86x = 2,420,081,372.90
  5. Step 5: Solve for x
    x = 2,420,081,372.90/48,774.86
  6. Step 6: Final answer
    x = 49,617.39

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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.