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Finding the Fourth Proportional to 55,481.65, 83,165.06 and 27,364.12

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Solution

The fourth proportional to 55,481.65, 83,165.06 and 27,364.12 is: 41,017.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,481.65 : 83,165.06 = 27,364.12 : x
  2. Step 2: Convert to fraction form
    55,481.65/83,165.06 = 27,364.12/x
  3. Step 3: Cross multiply
    55,481.65x = 83,165.06 × 27,364.12
  4. Step 4: Simplify right side
    55,481.65x = 2,275,738,542.14
  5. Step 5: Solve for x
    x = 2,275,738,542.14/55,481.65
  6. Step 6: Final answer
    x = 41,017.86

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1.5x scale

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.