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Finding the Fourth Proportional to 67,311.92, 92,891.07 and 37,098.32

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Solution

The fourth proportional to 67,311.92, 92,891.07 and 37,098.32 is: 51,196.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,311.92 : 92,891.07 = 37,098.32 : x
  2. Step 2: Convert to fraction form
    67,311.92/92,891.07 = 37,098.32/x
  3. Step 3: Cross multiply
    67,311.92x = 92,891.07 × 37,098.32
  4. Step 4: Simplify right side
    67,311.92x = 3,446,102,175.55
  5. Step 5: Solve for x
    x = 3,446,102,175.55/67,311.92
  6. Step 6: Final answer
    x = 51,196.02

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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.