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Finding the Fourth Proportional to 61,638.44, 92,468.46 and 26,579.48

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Solution

The fourth proportional to 61,638.44, 92,468.46 and 26,579.48 is: 39,873.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,638.44 : 92,468.46 = 26,579.48 : x
  2. Step 2: Convert to fraction form
    61,638.44/92,468.46 = 26,579.48/x
  3. Step 3: Cross multiply
    61,638.44x = 92,468.46 × 26,579.48
  4. Step 4: Simplify right side
    61,638.44x = 2,457,763,583.20
  5. Step 5: Solve for x
    x = 2,457,763,583.20/61,638.44
  6. Step 6: Final answer
    x = 39,873.88

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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.