Home / 84,236.45-116,204.31-50,220.95

Finding the Fourth Proportional to 84,236.45, 116,204.31 and 50,220.95

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Solution

The fourth proportional to 84,236.45, 116,204.31 and 50,220.95 is: 69,279.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,236.45 : 116,204.31 = 50,220.95 : x
  2. Step 2: Convert to fraction form
    84,236.45/116,204.31 = 50,220.95/x
  3. Step 3: Cross multiply
    84,236.45x = 116,204.31 × 50,220.95
  4. Step 4: Simplify right side
    84,236.45x = 5,835,890,261.27
  5. Step 5: Solve for x
    x = 5,835,890,261.27/84,236.45
  6. Step 6: Final answer
    x = 69,279.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.