Home / 234,069.12-351,101.82-121,691.34

Finding the Fourth Proportional to 234,069.12, 351,101.82 and 121,691.34

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Solution

The fourth proportional to 234,069.12, 351,101.82 and 121,691.34 is: 182,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,069.12 : 351,101.82 = 121,691.34 : x
  2. Step 2: Convert to fraction form
    234,069.12/351,101.82 = 121,691.34/x
  3. Step 3: Cross multiply
    234,069.12x = 351,101.82 × 121,691.34
  4. Step 4: Simplify right side
    234,069.12x = 42,726,050,952.24
  5. Step 5: Solve for x
    x = 42,726,050,952.24/234,069.12
  6. Step 6: Final answer
    x = 182,536.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.