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Finding the Fourth Proportional to 206.68, 310.07 and 184.01

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Solution

The fourth proportional to 206.68, 310.07 and 184.01 is: 276.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    206.68 : 310.07 = 184.01 : x
  2. Step 2: Convert to fraction form
    206.68/310.07 = 184.01/x
  3. Step 3: Cross multiply
    206.68x = 310.07 × 184.01
  4. Step 4: Simplify right side
    206.68x = 57,055.98
  5. Step 5: Solve for x
    x = 57,055.98/206.68
  6. Step 6: Final answer
    x = 276.06

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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.