Home / 234,637.31-323,775.25-143,997.09

Finding the Fourth Proportional to 234,637.31, 323,775.25 and 143,997.09

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Solution

The fourth proportional to 234,637.31, 323,775.25 and 143,997.09 is: 198,701.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,637.31 : 323,775.25 = 143,997.09 : x
  2. Step 2: Convert to fraction form
    234,637.31/323,775.25 = 143,997.09/x
  3. Step 3: Cross multiply
    234,637.31x = 323,775.25 × 143,997.09
  4. Step 4: Simplify right side
    234,637.31x = 46,622,694,466.10
  5. Step 5: Solve for x
    x = 46,622,694,466.10/234,637.31
  6. Step 6: Final answer
    x = 198,701.11

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1.5x scale

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.