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Finding the Fourth Proportional to 68,657.08, 94,671.84 and 59,624.86

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Solution

The fourth proportional to 68,657.08, 94,671.84 and 59,624.86 is: 82,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,657.08 : 94,671.84 = 59,624.86 : x
  2. Step 2: Convert to fraction form
    68,657.08/94,671.84 = 59,624.86/x
  3. Step 3: Cross multiply
    68,657.08x = 94,671.84 × 59,624.86
  4. Step 4: Simplify right side
    68,657.08x = 5,644,795,205.94
  5. Step 5: Solve for x
    x = 5,644,795,205.94/68,657.08
  6. Step 6: Final answer
    x = 82,217.23

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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.