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Finding the Fourth Proportional to 67,410.20, 101,107.20 and 27,963.20

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Solution

The fourth proportional to 67,410.20, 101,107.20 and 27,963.20 is: 41,941.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,410.20 : 101,107.20 = 27,963.20 : x
  2. Step 2: Convert to fraction form
    67,410.20/101,107.20 = 27,963.20/x
  3. Step 3: Cross multiply
    67,410.20x = 101,107.20 × 27,963.20
  4. Step 4: Simplify right side
    67,410.20x = 2,827,280,855.04
  5. Step 5: Solve for x
    x = 2,827,280,855.04/67,410.20
  6. Step 6: Final answer
    x = 41,941.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.