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Finding the Fourth Proportional to 68,482.44, 94,505.76 and 41,619.93

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Solution

The fourth proportional to 68,482.44, 94,505.76 and 41,619.93 is: 57,435.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,482.44 : 94,505.76 = 41,619.93 : x
  2. Step 2: Convert to fraction form
    68,482.44/94,505.76 = 41,619.93/x
  3. Step 3: Cross multiply
    68,482.44x = 94,505.76 × 41,619.93
  4. Step 4: Simplify right side
    68,482.44x = 3,933,323,115.80
  5. Step 5: Solve for x
    x = 3,933,323,115.80/68,482.44
  6. Step 6: Final answer
    x = 57,435.50

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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.