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Finding the Fourth Proportional to 60,910.60, 91,354.72 and 27,622.66

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Solution

The fourth proportional to 60,910.60, 91,354.72 and 27,622.66 is: 41,428.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,910.60 : 91,354.72 = 27,622.66 : x
  2. Step 2: Convert to fraction form
    60,910.60/91,354.72 = 27,622.66/x
  3. Step 3: Cross multiply
    60,910.60x = 91,354.72 × 27,622.66
  4. Step 4: Simplify right side
    60,910.60x = 2,523,460,369.96
  5. Step 5: Solve for x
    x = 2,523,460,369.96/60,910.60
  6. Step 6: Final answer
    x = 41,428.92

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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.