Home / 263,566.58-363,720.35-142,705.37

Finding the Fourth Proportional to 263,566.58, 363,720.35 and 142,705.37

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Solution

The fourth proportional to 263,566.58, 363,720.35 and 142,705.37 is: 196,932.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,566.58 : 363,720.35 = 142,705.37 : x
  2. Step 2: Convert to fraction form
    263,566.58/363,720.35 = 142,705.37/x
  3. Step 3: Cross multiply
    263,566.58x = 363,720.35 × 142,705.37
  4. Step 4: Simplify right side
    263,566.58x = 51,904,844,591.15
  5. Step 5: Solve for x
    x = 51,904,844,591.15/263,566.58
  6. Step 6: Final answer
    x = 196,932.58

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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.