Home / 220,868.10-331,305.03-63,101.70

Finding the Fourth Proportional to 220,868.10, 331,305.03 and 63,101.70

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Solution

The fourth proportional to 220,868.10, 331,305.03 and 63,101.70 is: 94,653.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,868.10 : 331,305.03 = 63,101.70 : x
  2. Step 2: Convert to fraction form
    220,868.10/331,305.03 = 63,101.70/x
  3. Step 3: Cross multiply
    220,868.10x = 331,305.03 × 63,101.70
  4. Step 4: Simplify right side
    220,868.10x = 20,905,910,611.55
  5. Step 5: Solve for x
    x = 20,905,910,611.55/220,868.10
  6. Step 6: Final answer
    x = 94,653.37

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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.