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Finding the Fourth Proportional to 50.59, 75.56 and 41.95

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Solution

The fourth proportional to 50.59, 75.56 and 41.95 is: 62.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50.59 : 75.56 = 41.95 : x
  2. Step 2: Convert to fraction form
    50.59/75.56 = 41.95/x
  3. Step 3: Cross multiply
    50.59x = 75.56 × 41.95
  4. Step 4: Simplify right side
    50.59x = 3,169.74
  5. Step 5: Solve for x
    x = 3,169.74/50.59
  6. Step 6: Final answer
    x = 62.66

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.