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Finding the Fourth Proportional to 64,154.72, 96,204 and 34,162.64

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Solution

The fourth proportional to 64,154.72, 96,204 and 34,162.64 is: 51,229.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,154.72 : 96,204 = 34,162.64 : x
  2. Step 2: Convert to fraction form
    64,154.72/96,204 = 34,162.64/x
  3. Step 3: Cross multiply
    64,154.72x = 96,204 × 34,162.64
  4. Step 4: Simplify right side
    64,154.72x = 3,286,582,618.56
  5. Step 5: Solve for x
    x = 3,286,582,618.56/64,154.72
  6. Step 6: Final answer
    x = 51,229.01

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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.