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Finding the Fourth Proportional to 63.75, 88.01 and 44.19

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Solution

The fourth proportional to 63.75, 88.01 and 44.19 is: 61.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.75 : 88.01 = 44.19 : x
  2. Step 2: Convert to fraction form
    63.75/88.01 = 44.19/x
  3. Step 3: Cross multiply
    63.75x = 88.01 × 44.19
  4. Step 4: Simplify right side
    63.75x = 3,889.16
  5. Step 5: Solve for x
    x = 3,889.16/63.75
  6. Step 6: Final answer
    x = 61.01

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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.