Home / 195,256.38-292,581.64-135,401.60

Finding the Fourth Proportional to 195,256.38, 292,581.64 and 135,401.60

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Solution

The fourth proportional to 195,256.38, 292,581.64 and 135,401.60 is: 202,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,256.38 : 292,581.64 = 135,401.60 : x
  2. Step 2: Convert to fraction form
    195,256.38/292,581.64 = 135,401.60/x
  3. Step 3: Cross multiply
    195,256.38x = 292,581.64 × 135,401.60
  4. Step 4: Simplify right side
    195,256.38x = 39,616,022,186.62
  5. Step 5: Solve for x
    x = 39,616,022,186.62/195,256.38
  6. Step 6: Final answer
    x = 202,892.33

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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.