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Finding the Fourth Proportional to 46.05, 68.99 and 41.50

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Solution

The fourth proportional to 46.05, 68.99 and 41.50 is: 62.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.05 : 68.99 = 41.50 : x
  2. Step 2: Convert to fraction form
    46.05/68.99 = 41.50/x
  3. Step 3: Cross multiply
    46.05x = 68.99 × 41.50
  4. Step 4: Simplify right side
    46.05x = 2,862.71
  5. Step 5: Solve for x
    x = 2,862.71/46.05
  6. Step 6: Final answer
    x = 62.17

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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.