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Finding the Fourth Proportional to 68,184.71, 94,094.88 and 39,895.87

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Solution

The fourth proportional to 68,184.71, 94,094.88 and 39,895.87 is: 55,056.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,184.71 : 94,094.88 = 39,895.87 : x
  2. Step 2: Convert to fraction form
    68,184.71/94,094.88 = 39,895.87/x
  3. Step 3: Cross multiply
    68,184.71x = 94,094.88 × 39,895.87
  4. Step 4: Simplify right side
    68,184.71x = 3,753,997,100.15
  5. Step 5: Solve for x
    x = 3,753,997,100.15/68,184.71
  6. Step 6: Final answer
    x = 55,056.29

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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.