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Finding the Fourth Proportional to 63.01, 94.56 and 58.51

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Solution

The fourth proportional to 63.01, 94.56 and 58.51 is: 87.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.01 : 94.56 = 58.51 : x
  2. Step 2: Convert to fraction form
    63.01/94.56 = 58.51/x
  3. Step 3: Cross multiply
    63.01x = 94.56 × 58.51
  4. Step 4: Simplify right side
    63.01x = 5,532.71
  5. Step 5: Solve for x
    x = 5,532.71/63.01
  6. Step 6: Final answer
    x = 87.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.