Home / 263,546.92-363,694.96-142,688.28

Finding the Fourth Proportional to 263,546.92, 363,694.96 and 142,688.28

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Solution

The fourth proportional to 263,546.92, 363,694.96 and 142,688.28 is: 196,909.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,546.92 : 363,694.96 = 142,688.28 : x
  2. Step 2: Convert to fraction form
    263,546.92/363,694.96 = 142,688.28/x
  3. Step 3: Cross multiply
    263,546.92x = 363,694.96 × 142,688.28
  4. Step 4: Simplify right side
    263,546.92x = 51,895,008,287.07
  5. Step 5: Solve for x
    x = 51,895,008,287.07/263,546.92
  6. Step 6: Final answer
    x = 196,909.94

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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.