Home / 79,817.41-119,645.26-51,755.27

Finding the Fourth Proportional to 79,817.41, 119,645.26 and 51,755.27

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Solution

The fourth proportional to 79,817.41, 119,645.26 and 51,755.27 is: 77,580.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,817.41 : 119,645.26 = 51,755.27 : x
  2. Step 2: Convert to fraction form
    79,817.41/119,645.26 = 51,755.27/x
  3. Step 3: Cross multiply
    79,817.41x = 119,645.26 × 51,755.27
  4. Step 4: Simplify right side
    79,817.41x = 6,192,272,735.52
  5. Step 5: Solve for x
    x = 6,192,272,735.52/79,817.41
  6. Step 6: Final answer
    x = 77,580.48

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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.