Home / 263,498.64-363,625.66-142,636.82

Finding the Fourth Proportional to 263,498.64, 363,625.66 and 142,636.82

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Solution

The fourth proportional to 263,498.64, 363,625.66 and 142,636.82 is: 196,837.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,498.64 : 363,625.66 = 142,636.82 : x
  2. Step 2: Convert to fraction form
    263,498.64/363,625.66 = 142,636.82/x
  3. Step 3: Cross multiply
    263,498.64x = 363,625.66 × 142,636.82
  4. Step 4: Simplify right side
    263,498.64x = 51,866,408,438.73
  5. Step 5: Solve for x
    x = 51,866,408,438.73/263,498.64
  6. Step 6: Final answer
    x = 196,837.48

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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.