Home / 263,333.08-363,399.12-142,474

Finding the Fourth Proportional to 263,333.08, 363,399.12 and 142,474

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Solution

The fourth proportional to 263,333.08, 363,399.12 and 142,474 is: 196,613.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,333.08 : 363,399.12 = 142,474 : x
  2. Step 2: Convert to fraction form
    263,333.08/363,399.12 = 142,474/x
  3. Step 3: Cross multiply
    263,333.08x = 363,399.12 × 142,474
  4. Step 4: Simplify right side
    263,333.08x = 51,774,926,222.88
  5. Step 5: Solve for x
    x = 51,774,926,222.88/263,333.08
  6. Step 6: Final answer
    x = 196,613.83

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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.