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Finding the Fourth Proportional to 64,668.66, 96,944.67 and 23,105.94

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Solution

The fourth proportional to 64,668.66, 96,944.67 and 23,105.94 is: 34,638.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,668.66 : 96,944.67 = 23,105.94 : x
  2. Step 2: Convert to fraction form
    64,668.66/96,944.67 = 23,105.94/x
  3. Step 3: Cross multiply
    64,668.66x = 96,944.67 × 23,105.94
  4. Step 4: Simplify right side
    64,668.66x = 2,239,997,728.34
  5. Step 5: Solve for x
    x = 2,239,997,728.34/64,668.66
  6. Step 6: Final answer
    x = 34,638.07

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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.