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Finding the Fourth Proportional to 164,600.40, 246,900.60 and 64,727.40

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Solution

The fourth proportional to 164,600.40, 246,900.60 and 64,727.40 is: 97,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,600.40 : 246,900.60 = 64,727.40 : x
  2. Step 2: Convert to fraction form
    164,600.40/246,900.60 = 64,727.40/x
  3. Step 3: Cross multiply
    164,600.40x = 246,900.60 × 64,727.40
  4. Step 4: Simplify right side
    164,600.40x = 15,981,233,896.44
  5. Step 5: Solve for x
    x = 15,981,233,896.44/164,600.40
  6. Step 6: Final answer
    x = 97,091.10

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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.