Home / 54,902.89-82,318.78-36,126.07

Finding the Fourth Proportional to 54,902.89, 82,318.78 and 36,126.07

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Solution

The fourth proportional to 54,902.89, 82,318.78 and 36,126.07 is: 54,165.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,902.89 : 82,318.78 = 36,126.07 : x
  2. Step 2: Convert to fraction form
    54,902.89/82,318.78 = 36,126.07/x
  3. Step 3: Cross multiply
    54,902.89x = 82,318.78 × 36,126.07
  4. Step 4: Simplify right side
    54,902.89x = 2,973,854,008.59
  5. Step 5: Solve for x
    x = 2,973,854,008.59/54,902.89
  6. Step 6: Final answer
    x = 54,165.71

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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.