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Finding the Fourth Proportional to 40,614.85, 60,812.93 and 40,614.85

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Solution

The fourth proportional to 40,614.85, 60,812.93 and 40,614.85 is: 60,812.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,614.85 : 60,812.93 = 40,614.85 : x
  2. Step 2: Convert to fraction form
    40,614.85/60,812.93 = 40,614.85/x
  3. Step 3: Cross multiply
    40,614.85x = 60,812.93 × 40,614.85
  4. Step 4: Simplify right side
    40,614.85x = 2,469,907,826.94
  5. Step 5: Solve for x
    x = 2,469,907,826.94/40,614.85
  6. Step 6: Final answer
    x = 60,812.93

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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.