Home / 193,577.82-267,234.53-121,021.02

Finding the Fourth Proportional to 193,577.82, 267,234.53 and 121,021.02

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Solution

The fourth proportional to 193,577.82, 267,234.53 and 121,021.02 is: 167,069.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,577.82 : 267,234.53 = 121,021.02 : x
  2. Step 2: Convert to fraction form
    193,577.82/267,234.53 = 121,021.02/x
  3. Step 3: Cross multiply
    193,577.82x = 267,234.53 × 121,021.02
  4. Step 4: Simplify right side
    193,577.82x = 32,340,994,794.72
  5. Step 5: Solve for x
    x = 32,340,994,794.72/193,577.82
  6. Step 6: Final answer
    x = 167,069.74

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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.