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Finding the Fourth Proportional to 68,644.84, 94,733.58 and 41,783.08

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Solution

The fourth proportional to 68,644.84, 94,733.58 and 41,783.08 is: 57,662.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,644.84 : 94,733.58 = 41,783.08 : x
  2. Step 2: Convert to fraction form
    68,644.84/94,733.58 = 41,783.08/x
  3. Step 3: Cross multiply
    68,644.84x = 94,733.58 × 41,783.08
  4. Step 4: Simplify right side
    68,644.84x = 3,958,260,751.83
  5. Step 5: Solve for x
    x = 3,958,260,751.83/68,644.84
  6. Step 6: Final answer
    x = 57,662.90

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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.