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Finding the Fourth Proportional to 64,640.01, 96,959.71 and 25,197.27

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Solution

The fourth proportional to 64,640.01, 96,959.71 and 25,197.27 is: 37,795.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,640.01 : 96,959.71 = 25,197.27 : x
  2. Step 2: Convert to fraction form
    64,640.01/96,959.71 = 25,197.27/x
  3. Step 3: Cross multiply
    64,640.01x = 96,959.71 × 25,197.27
  4. Step 4: Simplify right side
    64,640.01x = 2,443,119,991.99
  5. Step 5: Solve for x
    x = 2,443,119,991.99/64,640.01
  6. Step 6: Final answer
    x = 37,795.79

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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.