Home / 263,701.32-363,908.76-142,842.24

Finding the Fourth Proportional to 263,701.32, 363,908.76 and 142,842.24

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Solution

The fourth proportional to 263,701.32, 363,908.76 and 142,842.24 is: 197,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,701.32 : 363,908.76 = 142,842.24 : x
  2. Step 2: Convert to fraction form
    263,701.32/363,908.76 = 142,842.24/x
  3. Step 3: Cross multiply
    263,701.32x = 363,908.76 × 142,842.24
  4. Step 4: Simplify right side
    263,701.32x = 51,981,542,434.02
  5. Step 5: Solve for x
    x = 51,981,542,434.02/263,701.32
  6. Step 6: Final answer
    x = 197,122.80

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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.