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Finding the Fourth Proportional to 292,194.33, 403,234.47 and 161,371.59

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Solution

The fourth proportional to 292,194.33, 403,234.47 and 161,371.59 is: 222,696.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,194.33 : 403,234.47 = 161,371.59 : x
  2. Step 2: Convert to fraction form
    292,194.33/403,234.47 = 161,371.59/x
  3. Step 3: Cross multiply
    292,194.33x = 403,234.47 × 161,371.59
  4. Step 4: Simplify right side
    292,194.33x = 65,070,587,566.71
  5. Step 5: Solve for x
    x = 65,070,587,566.71/292,194.33
  6. Step 6: Final answer
    x = 222,696.27

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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.