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Finding the Fourth Proportional to 67,126.71, 92,611.80 and 41,623.89

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Solution

The fourth proportional to 67,126.71, 92,611.80 and 41,623.89 is: 57,426.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,126.71 : 92,611.80 = 41,623.89 : x
  2. Step 2: Convert to fraction form
    67,126.71/92,611.80 = 41,623.89/x
  3. Step 3: Cross multiply
    67,126.71x = 92,611.80 × 41,623.89
  4. Step 4: Simplify right side
    67,126.71x = 3,854,863,375.90
  5. Step 5: Solve for x
    x = 3,854,863,375.90/67,126.71
  6. Step 6: Final answer
    x = 57,426.67

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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.