Home / 263,223.11-363,247.88-142,364.41

Finding the Fourth Proportional to 263,223.11, 363,247.88 and 142,364.41

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Solution

The fourth proportional to 263,223.11, 363,247.88 and 142,364.41 is: 196,462.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,223.11 : 363,247.88 = 142,364.41 : x
  2. Step 2: Convert to fraction form
    263,223.11/363,247.88 = 142,364.41/x
  3. Step 3: Cross multiply
    263,223.11x = 363,247.88 × 142,364.41
  4. Step 4: Simplify right side
    263,223.11x = 51,713,570,119.95
  5. Step 5: Solve for x
    x = 51,713,570,119.95/263,223.11
  6. Step 6: Final answer
    x = 196,462.88

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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.