Home / 68,313.10-102,360.30-44,912.20

Finding the Fourth Proportional to 68,313.10, 102,360.30 and 44,912.20

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Solution

The fourth proportional to 68,313.10, 102,360.30 and 44,912.20 is: 67,296.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,313.10 : 102,360.30 = 44,912.20 : x
  2. Step 2: Convert to fraction form
    68,313.10/102,360.30 = 44,912.20/x
  3. Step 3: Cross multiply
    68,313.10x = 102,360.30 × 44,912.20
  4. Step 4: Simplify right side
    68,313.10x = 4,597,226,265.66
  5. Step 5: Solve for x
    x = 4,597,226,265.66/68,313.10
  6. Step 6: Final answer
    x = 67,296.41

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1.5x scale

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.