Home / 53,939.49-80,936.52-36,372.39

Finding the Fourth Proportional to 53,939.49, 80,936.52 and 36,372.39

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Solution

The fourth proportional to 53,939.49, 80,936.52 and 36,372.39 is: 54,576.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,939.49 : 80,936.52 = 36,372.39 : x
  2. Step 2: Convert to fraction form
    53,939.49/80,936.52 = 36,372.39/x
  3. Step 3: Cross multiply
    53,939.49x = 80,936.52 × 36,372.39
  4. Step 4: Simplify right side
    53,939.49x = 2,943,854,670.68
  5. Step 5: Solve for x
    x = 2,943,854,670.68/53,939.49
  6. Step 6: Final answer
    x = 54,576.98

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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.