Home / 234,028.87-322,961.42-143,385.01

Finding the Fourth Proportional to 234,028.87, 322,961.42 and 143,385.01

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Solution

The fourth proportional to 234,028.87, 322,961.42 and 143,385.01 is: 197,872.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,028.87 : 322,961.42 = 143,385.01 : x
  2. Step 2: Convert to fraction form
    234,028.87/322,961.42 = 143,385.01/x
  3. Step 3: Cross multiply
    234,028.87x = 322,961.42 × 143,385.01
  4. Step 4: Simplify right side
    234,028.87x = 46,307,824,104.58
  5. Step 5: Solve for x
    x = 46,307,824,104.58/234,028.87
  6. Step 6: Final answer
    x = 197,872.28

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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.