Home / 244,844.80-366,979.20-139,763.20

Finding the Fourth Proportional to 244,844.80, 366,979.20 and 139,763.20

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Solution

The fourth proportional to 244,844.80, 366,979.20 and 139,763.20 is: 209,480.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,844.80 : 366,979.20 = 139,763.20 : x
  2. Step 2: Convert to fraction form
    244,844.80/366,979.20 = 139,763.20/x
  3. Step 3: Cross multiply
    244,844.80x = 366,979.20 × 139,763.20
  4. Step 4: Simplify right side
    244,844.80x = 51,290,187,325.44
  5. Step 5: Solve for x
    x = 51,290,187,325.44/244,844.80
  6. Step 6: Final answer
    x = 209,480.40

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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.