Home / 263,206.61-363,224.07-142,348.04

Finding the Fourth Proportional to 263,206.61, 363,224.07 and 142,348.04

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Solution

The fourth proportional to 263,206.61, 363,224.07 and 142,348.04 is: 196,439.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,206.61 : 363,224.07 = 142,348.04 : x
  2. Step 2: Convert to fraction form
    263,206.61/363,224.07 = 142,348.04/x
  3. Step 3: Cross multiply
    263,206.61x = 363,224.07 × 142,348.04
  4. Step 4: Simplify right side
    263,206.61x = 51,704,232,629.20
  5. Step 5: Solve for x
    x = 51,704,232,629.20/263,206.61
  6. Step 6: Final answer
    x = 196,439.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.