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Finding the Fourth Proportional to 48,774.70, 73,156.73 and 33,080.54

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Solution

The fourth proportional to 48,774.70, 73,156.73 and 33,080.54 is: 49,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,774.70 : 73,156.73 = 33,080.54 : x
  2. Step 2: Convert to fraction form
    48,774.70/73,156.73 = 33,080.54/x
  3. Step 3: Cross multiply
    48,774.70x = 73,156.73 × 33,080.54
  4. Step 4: Simplify right side
    48,774.70x = 2,420,064,150.52
  5. Step 5: Solve for x
    x = 2,420,064,150.52/48,774.70
  6. Step 6: Final answer
    x = 49,617.20

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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.