Home / 133,100.20-199,650.30-44,356.60

Finding the Fourth Proportional to 133,100.20, 199,650.30 and 44,356.60

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Solution

The fourth proportional to 133,100.20, 199,650.30 and 44,356.60 is: 66,534.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,100.20 : 199,650.30 = 44,356.60 : x
  2. Step 2: Convert to fraction form
    133,100.20/199,650.30 = 44,356.60/x
  3. Step 3: Cross multiply
    133,100.20x = 199,650.30 × 44,356.60
  4. Step 4: Simplify right side
    133,100.20x = 8,855,808,496.98
  5. Step 5: Solve for x
    x = 8,855,808,496.98/133,100.20
  6. Step 6: Final answer
    x = 66,534.90

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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.