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Finding the Fourth Proportional to 206.04, 310.45 and 183.93

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Solution

The fourth proportional to 206.04, 310.45 and 183.93 is: 277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    206.04 : 310.45 = 183.93 : x
  2. Step 2: Convert to fraction form
    206.04/310.45 = 183.93/x
  3. Step 3: Cross multiply
    206.04x = 310.45 × 183.93
  4. Step 4: Simplify right side
    206.04x = 57,100.15
  5. Step 5: Solve for x
    x = 57,100.15/206.04
  6. Step 6: Final answer
    x = 277.14

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.