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Finding the Fourth Proportional to 244,450.40, 366,967.20 and 137,919.20

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Solution

The fourth proportional to 244,450.40, 366,967.20 and 137,919.20 is: 207,043.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,450.40 : 366,967.20 = 137,919.20 : x
  2. Step 2: Convert to fraction form
    244,450.40/366,967.20 = 137,919.20/x
  3. Step 3: Cross multiply
    244,450.40x = 366,967.20 × 137,919.20
  4. Step 4: Simplify right side
    244,450.40x = 50,611,822,650.24
  5. Step 5: Solve for x
    x = 50,611,822,650.24/244,450.40
  6. Step 6: Final answer
    x = 207,043.32

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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.