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Finding the Fourth Proportional to 67,366.10, 101,049.15 and 49,651.40

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Solution

The fourth proportional to 67,366.10, 101,049.15 and 49,651.40 is: 74,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,366.10 : 101,049.15 = 49,651.40 : x
  2. Step 2: Convert to fraction form
    67,366.10/101,049.15 = 49,651.40/x
  3. Step 3: Cross multiply
    67,366.10x = 101,049.15 × 49,651.40
  4. Step 4: Simplify right side
    67,366.10x = 5,017,231,766.31
  5. Step 5: Solve for x
    x = 5,017,231,766.31/67,366.10
  6. Step 6: Final answer
    x = 74,477.10

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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.