Home / 263,760.83-363,990.03-142,902.95

Finding the Fourth Proportional to 263,760.83, 363,990.03 and 142,902.95

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Solution

The fourth proportional to 263,760.83, 363,990.03 and 142,902.95 is: 197,206.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,760.83 : 363,990.03 = 142,902.95 : x
  2. Step 2: Convert to fraction form
    263,760.83/363,990.03 = 142,902.95/x
  3. Step 3: Cross multiply
    263,760.83x = 363,990.03 × 142,902.95
  4. Step 4: Simplify right side
    263,760.83x = 52,015,249,057.59
  5. Step 5: Solve for x
    x = 52,015,249,057.59/263,760.83
  6. Step 6: Final answer
    x = 197,206.12

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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.