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Finding the Fourth Proportional to 45.93, 63.42 and 32.11

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Solution

The fourth proportional to 45.93, 63.42 and 32.11 is: 44.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.93 : 63.42 = 32.11 : x
  2. Step 2: Convert to fraction form
    45.93/63.42 = 32.11/x
  3. Step 3: Cross multiply
    45.93x = 63.42 × 32.11
  4. Step 4: Simplify right side
    45.93x = 2,036.42
  5. Step 5: Solve for x
    x = 2,036.42/45.93
  6. Step 6: Final answer
    x = 44.34

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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.