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Finding the Fourth Proportional to 45.01, 67.19 and 41.59

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Solution

The fourth proportional to 45.01, 67.19 and 41.59 is: 62.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.01 : 67.19 = 41.59 : x
  2. Step 2: Convert to fraction form
    45.01/67.19 = 41.59/x
  3. Step 3: Cross multiply
    45.01x = 67.19 × 41.59
  4. Step 4: Simplify right side
    45.01x = 2,794.43
  5. Step 5: Solve for x
    x = 2,794.43/45.01
  6. Step 6: Final answer
    x = 62.08

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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.