Home / 263,582.64-363,744.72-142,725.42

Finding the Fourth Proportional to 263,582.64, 363,744.72 and 142,725.42

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Solution

The fourth proportional to 263,582.64, 363,744.72 and 142,725.42 is: 196,961.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,582.64 : 363,744.72 = 142,725.42 : x
  2. Step 2: Convert to fraction form
    263,582.64/363,744.72 = 142,725.42/x
  3. Step 3: Cross multiply
    263,582.64x = 363,744.72 × 142,725.42
  4. Step 4: Simplify right side
    263,582.64x = 51,915,617,934.78
  5. Step 5: Solve for x
    x = 51,915,617,934.78/263,582.64
  6. Step 6: Final answer
    x = 196,961.45

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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.