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Finding the Fourth Proportional to 61,819.03, 85,310.31 and 33,524.72

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Solution

The fourth proportional to 61,819.03, 85,310.31 and 33,524.72 is: 46,264.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,819.03 : 85,310.31 = 33,524.72 : x
  2. Step 2: Convert to fraction form
    61,819.03/85,310.31 = 33,524.72/x
  3. Step 3: Cross multiply
    61,819.03x = 85,310.31 × 33,524.72
  4. Step 4: Simplify right side
    61,819.03x = 2,860,004,274.94
  5. Step 5: Solve for x
    x = 2,860,004,274.94/61,819.03
  6. Step 6: Final answer
    x = 46,264.14

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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.