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Finding the Fourth Proportional to 134.02, 184.67 and 102.94

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Solution

The fourth proportional to 134.02, 184.67 and 102.94 is: 141.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.02 : 184.67 = 102.94 : x
  2. Step 2: Convert to fraction form
    134.02/184.67 = 102.94/x
  3. Step 3: Cross multiply
    134.02x = 184.67 × 102.94
  4. Step 4: Simplify right side
    134.02x = 19,009.93
  5. Step 5: Solve for x
    x = 19,009.93/134.02
  6. Step 6: Final answer
    x = 141.84

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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.