Home / 82,348.43-123,534.94-26,190.37

Finding the Fourth Proportional to 82,348.43, 123,534.94 and 26,190.37

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Solution

The fourth proportional to 82,348.43, 123,534.94 and 26,190.37 is: 39,289.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,348.43 : 123,534.94 = 26,190.37 : x
  2. Step 2: Convert to fraction form
    82,348.43/123,534.94 = 26,190.37/x
  3. Step 3: Cross multiply
    82,348.43x = 123,534.94 × 26,190.37
  4. Step 4: Simplify right side
    82,348.43x = 3,235,425,814.09
  5. Step 5: Solve for x
    x = 3,235,425,814.09/82,348.43
  6. Step 6: Final answer
    x = 39,289.47

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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.