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Finding the Fourth Proportional to 41,219.61, 61,808.62 and 29,366.61

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Solution

The fourth proportional to 41,219.61, 61,808.62 and 29,366.61 is: 44,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,219.61 : 61,808.62 = 29,366.61 : x
  2. Step 2: Convert to fraction form
    41,219.61/61,808.62 = 29,366.61/x
  3. Step 3: Cross multiply
    41,219.61x = 61,808.62 × 29,366.61
  4. Step 4: Simplify right side
    41,219.61x = 1,815,109,638.18
  5. Step 5: Solve for x
    x = 1,815,109,638.18/41,219.61
  6. Step 6: Final answer
    x = 44,035.10

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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.