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Finding the Fourth Proportional to 41,269.98, 61,990.30 and 33,381.30

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Solution

The fourth proportional to 41,269.98, 61,990.30 and 33,381.30 is: 50,140.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,269.98 : 61,990.30 = 33,381.30 : x
  2. Step 2: Convert to fraction form
    41,269.98/61,990.30 = 33,381.30/x
  3. Step 3: Cross multiply
    41,269.98x = 61,990.30 × 33,381.30
  4. Step 4: Simplify right side
    41,269.98x = 2,069,316,801.39
  5. Step 5: Solve for x
    x = 2,069,316,801.39/41,269.98
  6. Step 6: Final answer
    x = 50,140.97

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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.