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Finding the Fourth Proportional to 44.90, 62.01 and 36.77

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Solution

The fourth proportional to 44.90, 62.01 and 36.77 is: 50.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.90 : 62.01 = 36.77 : x
  2. Step 2: Convert to fraction form
    44.90/62.01 = 36.77/x
  3. Step 3: Cross multiply
    44.90x = 62.01 × 36.77
  4. Step 4: Simplify right side
    44.90x = 2,280.11
  5. Step 5: Solve for x
    x = 2,280.11/44.90
  6. Step 6: Final answer
    x = 50.78

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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.