Home / 244,933.20-366,946.20-139,438.80

Finding the Fourth Proportional to 244,933.20, 366,946.20 and 139,438.80

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Solution

The fourth proportional to 244,933.20, 366,946.20 and 139,438.80 is: 208,899.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,933.20 : 366,946.20 = 139,438.80 : x
  2. Step 2: Convert to fraction form
    244,933.20/366,946.20 = 139,438.80/x
  3. Step 3: Cross multiply
    244,933.20x = 366,946.20 × 139,438.80
  4. Step 4: Simplify right side
    244,933.20x = 51,166,537,792.56
  5. Step 5: Solve for x
    x = 51,166,537,792.56/244,933.20
  6. Step 6: Final answer
    x = 208,899.97

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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.