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Finding the Fourth Proportional to 164.00, 246.03 and 55.79

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Solution

The fourth proportional to 164.00, 246.03 and 55.79 is: 83.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    164.00 : 246.03 = 55.79 : x
  2. Step 2: Convert to fraction form
    164.00/246.03 = 55.79/x
  3. Step 3: Cross multiply
    164.00x = 246.03 × 55.79
  4. Step 4: Simplify right side
    164.00x = 13,724.78
  5. Step 5: Solve for x
    x = 13,724.78/164.00
  6. Step 6: Final answer
    x = 83.69

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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.