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Finding the Fourth Proportional to 133.32, 184.10 and 94.76

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Solution

The fourth proportional to 133.32, 184.10 and 94.76 is: 130.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.32 : 184.10 = 94.76 : x
  2. Step 2: Convert to fraction form
    133.32/184.10 = 94.76/x
  3. Step 3: Cross multiply
    133.32x = 184.10 × 94.76
  4. Step 4: Simplify right side
    133.32x = 17,445.32
  5. Step 5: Solve for x
    x = 17,445.32/133.32
  6. Step 6: Final answer
    x = 130.85

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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.