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Finding the Fourth Proportional to 67,340.94, 92,926.22 and 37,124.61

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Solution

The fourth proportional to 67,340.94, 92,926.22 and 37,124.61 is: 51,229.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,340.94 : 92,926.22 = 37,124.61 : x
  2. Step 2: Convert to fraction form
    67,340.94/92,926.22 = 37,124.61/x
  3. Step 3: Cross multiply
    67,340.94x = 92,926.22 × 37,124.61
  4. Step 4: Simplify right side
    67,340.94x = 3,449,849,490.65
  5. Step 5: Solve for x
    x = 3,449,849,490.65/67,340.94
  6. Step 6: Final answer
    x = 51,229.60

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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.