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Finding the Fourth Proportional to 54,879.84, 82,229.76 and 23,264.64

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Solution

The fourth proportional to 54,879.84, 82,229.76 and 23,264.64 is: 34,858.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,879.84 : 82,229.76 = 23,264.64 : x
  2. Step 2: Convert to fraction form
    54,879.84/82,229.76 = 23,264.64/x
  3. Step 3: Cross multiply
    54,879.84x = 82,229.76 × 23,264.64
  4. Step 4: Simplify right side
    54,879.84x = 1,913,045,763.69
  5. Step 5: Solve for x
    x = 1,913,045,763.69/54,879.84
  6. Step 6: Final answer
    x = 34,858.81

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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.