Home / 195,166.88-269,181.69-167,989.21

Finding the Fourth Proportional to 195,166.88, 269,181.69 and 167,989.21

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Solution

The fourth proportional to 195,166.88, 269,181.69 and 167,989.21 is: 231,697.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,166.88 : 269,181.69 = 167,989.21 : x
  2. Step 2: Convert to fraction form
    195,166.88/269,181.69 = 167,989.21/x
  3. Step 3: Cross multiply
    195,166.88x = 269,181.69 × 167,989.21
  4. Step 4: Simplify right side
    195,166.88x = 45,219,619,449.56
  5. Step 5: Solve for x
    x = 45,219,619,449.56/195,166.88
  6. Step 6: Final answer
    x = 231,697.20

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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.