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Finding the Fourth Proportional to 54,920.68, 82,361.53 and 23,738.92

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Solution

The fourth proportional to 54,920.68, 82,361.53 and 23,738.92 is: 35,599.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,920.68 : 82,361.53 = 23,738.92 : x
  2. Step 2: Convert to fraction form
    54,920.68/82,361.53 = 23,738.92/x
  3. Step 3: Cross multiply
    54,920.68x = 82,361.53 × 23,738.92
  4. Step 4: Simplify right side
    54,920.68x = 1,955,173,771.75
  5. Step 5: Solve for x
    x = 1,955,173,771.75/54,920.68
  6. Step 6: Final answer
    x = 35,599.96

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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.