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Finding the Fourth Proportional to 64,074.65, 96,104.68 and 17,323.88

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Solution

The fourth proportional to 64,074.65, 96,104.68 and 17,323.88 is: 25,983.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,074.65 : 96,104.68 = 17,323.88 : x
  2. Step 2: Convert to fraction form
    64,074.65/96,104.68 = 17,323.88/x
  3. Step 3: Cross multiply
    64,074.65x = 96,104.68 × 17,323.88
  4. Step 4: Simplify right side
    64,074.65x = 1,664,905,419.93
  5. Step 5: Solve for x
    x = 1,664,905,419.93/64,074.65
  6. Step 6: Final answer
    x = 25,983.84

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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.