Home / 263,747.04-363,970.38-142,891.30

Finding the Fourth Proportional to 263,747.04, 363,970.38 and 142,891.30

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Solution

The fourth proportional to 263,747.04, 363,970.38 and 142,891.30 is: 197,189.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,747.04 : 363,970.38 = 142,891.30 : x
  2. Step 2: Convert to fraction form
    263,747.04/363,970.38 = 142,891.30/x
  3. Step 3: Cross multiply
    263,747.04x = 363,970.38 × 142,891.30
  4. Step 4: Simplify right side
    263,747.04x = 52,008,200,759.69
  5. Step 5: Solve for x
    x = 52,008,200,759.69/263,747.04
  6. Step 6: Final answer
    x = 197,189.70

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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.