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Finding the Fourth Proportional to 365,800.74, 548,564.73 and 125,847.55

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Solution

The fourth proportional to 365,800.74, 548,564.73 and 125,847.55 is: 188,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,800.74 : 548,564.73 = 125,847.55 : x
  2. Step 2: Convert to fraction form
    365,800.74/548,564.73 = 125,847.55/x
  3. Step 3: Cross multiply
    365,800.74x = 548,564.73 × 125,847.55
  4. Step 4: Simplify right side
    365,800.74x = 69,035,527,286.91
  5. Step 5: Solve for x
    x = 69,035,527,286.91/365,800.74
  6. Step 6: Final answer
    x = 188,724.41

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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.