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Finding the Fourth Proportional to 134.10, 184.68 and 101.16

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Solution

The fourth proportional to 134.10, 184.68 and 101.16 is: 139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.10 : 184.68 = 101.16 : x
  2. Step 2: Convert to fraction form
    134.10/184.68 = 101.16/x
  3. Step 3: Cross multiply
    134.10x = 184.68 × 101.16
  4. Step 4: Simplify right side
    134.10x = 18,682.23
  5. Step 5: Solve for x
    x = 18,682.23/134.10
  6. Step 6: Final answer
    x = 139.32

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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.