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Finding the Third Proportional to 93 and 143.50

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Solution

The third proportional to 93 and 143.50 is: 221.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93 : 143.50 = 143.50 : x
  2. Step 2: Convert to fraction form
    93/143.50 = 143.50/x
  3. Step 3: Cross multiply
    93x = 143.50 × 143.50
  4. Step 4: Simplify right side
    93x = 20,592.25
  5. Step 5: Solve for x
    x = 20,592.25/93
  6. Step 6: Final answer
    x = 221.42

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.