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Finding the Fourth Proportional to 49,124.87, 67,792.31 and 26,768.87

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Solution

The fourth proportional to 49,124.87, 67,792.31 and 26,768.87 is: 36,941.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,124.87 : 67,792.31 = 26,768.87 : x
  2. Step 2: Convert to fraction form
    49,124.87/67,792.31 = 26,768.87/x
  3. Step 3: Cross multiply
    49,124.87x = 67,792.31 × 26,768.87
  4. Step 4: Simplify right side
    49,124.87x = 1,814,723,399.55
  5. Step 5: Solve for x
    x = 1,814,723,399.55/49,124.87
  6. Step 6: Final answer
    x = 36,941.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.