Home / 263,711.46-363,920.94-142,852.44

Finding the Fourth Proportional to 263,711.46, 363,920.94 and 142,852.44

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Solution

The fourth proportional to 263,711.46, 363,920.94 and 142,852.44 is: 197,135.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,711.46 : 363,920.94 = 142,852.44 : x
  2. Step 2: Convert to fraction form
    263,711.46/363,920.94 = 142,852.44/x
  3. Step 3: Cross multiply
    263,711.46x = 363,920.94 × 142,852.44
  4. Step 4: Simplify right side
    263,711.46x = 51,986,994,246.09
  5. Step 5: Solve for x
    x = 51,986,994,246.09/263,711.46
  6. Step 6: Final answer
    x = 197,135.89

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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.