Home / 263,725.44-363,942.05-142,866.42

Finding the Fourth Proportional to 263,725.44, 363,942.05 and 142,866.42

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Solution

The fourth proportional to 263,725.44, 363,942.05 and 142,866.42 is: 197,156.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,725.44 : 363,942.05 = 142,866.42 : x
  2. Step 2: Convert to fraction form
    263,725.44/363,942.05 = 142,866.42/x
  3. Step 3: Cross multiply
    263,725.44x = 363,942.05 × 142,866.42
  4. Step 4: Simplify right side
    263,725.44x = 51,995,095,691.85
  5. Step 5: Solve for x
    x = 51,995,095,691.85/263,725.44
  6. Step 6: Final answer
    x = 197,156.17

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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.