Home / 263,069.74-363,033.97-142,209.98

Finding the Fourth Proportional to 263,069.74, 363,033.97 and 142,209.98

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Solution

The fourth proportional to 263,069.74, 363,033.97 and 142,209.98 is: 196,248.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,069.74 : 363,033.97 = 142,209.98 : x
  2. Step 2: Convert to fraction form
    263,069.74/363,033.97 = 142,209.98/x
  3. Step 3: Cross multiply
    263,069.74x = 363,033.97 × 142,209.98
  4. Step 4: Simplify right side
    263,069.74x = 51,627,052,803.70
  5. Step 5: Solve for x
    x = 51,627,052,803.70/263,069.74
  6. Step 6: Final answer
    x = 196,248.54

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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.