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Finding the Fourth Proportional to 61,591.32, 84,996 and 33,297

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Solution

The fourth proportional to 61,591.32, 84,996 and 33,297 is: 45,949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,591.32 : 84,996 = 33,297 : x
  2. Step 2: Convert to fraction form
    61,591.32/84,996 = 33,297/x
  3. Step 3: Cross multiply
    61,591.32x = 84,996 × 33,297
  4. Step 4: Simplify right side
    61,591.32x = 2,830,111,812
  5. Step 5: Solve for x
    x = 2,830,111,812/61,591.32
  6. Step 6: Final answer
    x = 45,949.85

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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.