Home / 77,517.54-116,348.94-38,102.94

Finding the Fourth Proportional to 77,517.54, 116,348.94 and 38,102.94

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Solution

The fourth proportional to 77,517.54, 116,348.94 and 38,102.94 is: 57,190.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,517.54 : 116,348.94 = 38,102.94 : x
  2. Step 2: Convert to fraction form
    77,517.54/116,348.94 = 38,102.94/x
  3. Step 3: Cross multiply
    77,517.54x = 116,348.94 × 38,102.94
  4. Step 4: Simplify right side
    77,517.54x = 4,433,236,679.88
  5. Step 5: Solve for x
    x = 4,433,236,679.88/77,517.54
  6. Step 6: Final answer
    x = 57,190.11

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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.