Home / 84,227.85-126,334.49-34,313.22

Finding the Fourth Proportional to 84,227.85, 126,334.49 and 34,313.22

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Solution

The fourth proportional to 84,227.85, 126,334.49 and 34,313.22 is: 51,466.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,227.85 : 126,334.49 = 34,313.22 : x
  2. Step 2: Convert to fraction form
    84,227.85/126,334.49 = 34,313.22/x
  3. Step 3: Cross multiply
    84,227.85x = 126,334.49 × 34,313.22
  4. Step 4: Simplify right side
    84,227.85x = 4,334,942,977.39
  5. Step 5: Solve for x
    x = 4,334,942,977.39/84,227.85
  6. Step 6: Final answer
    x = 51,466.86

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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.