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Finding the Fourth Proportional to 64,696.76, 97,044.60 and 17,949.64

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Solution

The fourth proportional to 64,696.76, 97,044.60 and 17,949.64 is: 26,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,696.76 : 97,044.60 = 17,949.64 : x
  2. Step 2: Convert to fraction form
    64,696.76/97,044.60 = 17,949.64/x
  3. Step 3: Cross multiply
    64,696.76x = 97,044.60 × 17,949.64
  4. Step 4: Simplify right side
    64,696.76x = 1,741,915,633.94
  5. Step 5: Solve for x
    x = 1,741,915,633.94/64,696.76
  6. Step 6: Final answer
    x = 26,924.31

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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.