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Finding the Fourth Proportional to 68,305.96, 94,240.74 and 41,069.80

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Solution

The fourth proportional to 68,305.96, 94,240.74 and 41,069.80 is: 56,663.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,305.96 : 94,240.74 = 41,069.80 : x
  2. Step 2: Convert to fraction form
    68,305.96/94,240.74 = 41,069.80/x
  3. Step 3: Cross multiply
    68,305.96x = 94,240.74 × 41,069.80
  4. Step 4: Simplify right side
    68,305.96x = 3,870,448,343.65
  5. Step 5: Solve for x
    x = 3,870,448,343.65/68,305.96
  6. Step 6: Final answer
    x = 56,663.41

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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.