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Finding the Fourth Proportional to 244,283.60, 365,608.92 and 139,074.32

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Solution

The fourth proportional to 244,283.60, 365,608.92 and 139,074.32 is: 208,146.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,283.60 : 365,608.92 = 139,074.32 : x
  2. Step 2: Convert to fraction form
    244,283.60/365,608.92 = 139,074.32/x
  3. Step 3: Cross multiply
    244,283.60x = 365,608.92 × 139,074.32
  4. Step 4: Simplify right side
    244,283.60x = 50,846,811,934.93
  5. Step 5: Solve for x
    x = 50,846,811,934.93/244,283.60
  6. Step 6: Final answer
    x = 208,146.65

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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.