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Finding the Fourth Proportional to 67,354.44, 92,968.51 and 47,216.27

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Solution

The fourth proportional to 67,354.44, 92,968.51 and 47,216.27 is: 65,172.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,354.44 : 92,968.51 = 47,216.27 : x
  2. Step 2: Convert to fraction form
    67,354.44/92,968.51 = 47,216.27/x
  3. Step 3: Cross multiply
    67,354.44x = 92,968.51 × 47,216.27
  4. Step 4: Simplify right side
    67,354.44x = 4,389,625,949.62
  5. Step 5: Solve for x
    x = 4,389,625,949.62/67,354.44
  6. Step 6: Final answer
    x = 65,172.04

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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.