Home / 234,540.90-323,682.64-142,696.02

Finding the Fourth Proportional to 234,540.90, 323,682.64 and 142,696.02

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Solution

The fourth proportional to 234,540.90, 323,682.64 and 142,696.02 is: 196,930.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,540.90 : 323,682.64 = 142,696.02 : x
  2. Step 2: Convert to fraction form
    234,540.90/323,682.64 = 142,696.02/x
  3. Step 3: Cross multiply
    234,540.90x = 323,682.64 × 142,696.02
  4. Step 4: Simplify right side
    234,540.90x = 46,188,224,471.09
  5. Step 5: Solve for x
    x = 46,188,224,471.09/234,540.90
  6. Step 6: Final answer
    x = 196,930.36

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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.