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Finding the Fourth Proportional to 61,660.44, 92,451.78 and 33,977.88

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Solution

The fourth proportional to 61,660.44, 92,451.78 and 33,977.88 is: 50,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,660.44 : 92,451.78 = 33,977.88 : x
  2. Step 2: Convert to fraction form
    61,660.44/92,451.78 = 33,977.88/x
  3. Step 3: Cross multiply
    61,660.44x = 92,451.78 × 33,977.88
  4. Step 4: Simplify right side
    61,660.44x = 3,141,315,486.63
  5. Step 5: Solve for x
    x = 3,141,315,486.63/61,660.44
  6. Step 6: Final answer
    x = 50,945.40

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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.