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Finding the Fourth Proportional to 62.71, 94.00 and 36.99

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Solution

The fourth proportional to 62.71, 94.00 and 36.99 is: 55.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.71 : 94.00 = 36.99 : x
  2. Step 2: Convert to fraction form
    62.71/94.00 = 36.99/x
  3. Step 3: Cross multiply
    62.71x = 94.00 × 36.99
  4. Step 4: Simplify right side
    62.71x = 3,477.39
  5. Step 5: Solve for x
    x = 3,477.39/62.71
  6. Step 6: Final answer
    x = 55.45

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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.