Home / 212,557.41-293,336.31-115,765.02

Finding the Fourth Proportional to 212,557.41, 293,336.31 and 115,765.02

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Solution

The fourth proportional to 212,557.41, 293,336.31 and 115,765.02 is: 159,759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,557.41 : 293,336.31 = 115,765.02 : x
  2. Step 2: Convert to fraction form
    212,557.41/293,336.31 = 115,765.02/x
  3. Step 3: Cross multiply
    212,557.41x = 293,336.31 × 115,765.02
  4. Step 4: Simplify right side
    212,557.41x = 33,958,083,793.88
  5. Step 5: Solve for x
    x = 33,958,083,793.88/212,557.41
  6. Step 6: Final answer
    x = 159,759.59

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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.