Home / 263,318.02-363,377.88-142,458.92

Finding the Fourth Proportional to 263,318.02, 363,377.88 and 142,458.92

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Solution

The fourth proportional to 263,318.02, 363,377.88 and 142,458.92 is: 196,592.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,318.02 : 363,377.88 = 142,458.92 : x
  2. Step 2: Convert to fraction form
    263,318.02/363,377.88 = 142,458.92/x
  3. Step 3: Cross multiply
    263,318.02x = 363,377.88 × 142,458.92
  4. Step 4: Simplify right side
    263,318.02x = 51,766,420,336.69
  5. Step 5: Solve for x
    x = 51,766,420,336.69/263,318.02
  6. Step 6: Final answer
    x = 196,592.78

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1.5x scale

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.