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Finding the Fourth Proportional to 147.14, 203.07 and 110.24

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Solution

The fourth proportional to 147.14, 203.07 and 110.24 is: 152.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    147.14 : 203.07 = 110.24 : x
  2. Step 2: Convert to fraction form
    147.14/203.07 = 110.24/x
  3. Step 3: Cross multiply
    147.14x = 203.07 × 110.24
  4. Step 4: Simplify right side
    147.14x = 22,385.56
  5. Step 5: Solve for x
    x = 22,385.56/147.14
  6. Step 6: Final answer
    x = 152.14

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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.