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Finding the Fourth Proportional to 67,363.22, 92,961.22 and 38,684.77

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Solution

The fourth proportional to 67,363.22, 92,961.22 and 38,684.77 is: 53,384.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,363.22 : 92,961.22 = 38,684.77 : x
  2. Step 2: Convert to fraction form
    67,363.22/92,961.22 = 38,684.77/x
  3. Step 3: Cross multiply
    67,363.22x = 92,961.22 × 38,684.77
  4. Step 4: Simplify right side
    67,363.22x = 3,596,183,414.62
  5. Step 5: Solve for x
    x = 3,596,183,414.62/67,363.22
  6. Step 6: Final answer
    x = 53,384.97

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1.5x scale

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.