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Finding the Fourth Proportional to 184.01, 253.80 and 125.69

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Solution

The fourth proportional to 184.01, 253.80 and 125.69 is: 173.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.01 : 253.80 = 125.69 : x
  2. Step 2: Convert to fraction form
    184.01/253.80 = 125.69/x
  3. Step 3: Cross multiply
    184.01x = 253.80 × 125.69
  4. Step 4: Simplify right side
    184.01x = 31,898.85
  5. Step 5: Solve for x
    x = 31,898.85/184.01
  6. Step 6: Final answer
    x = 173.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.