Home / 212,663.97-319,058.22-62,908.25

Finding the Fourth Proportional to 212,663.97, 319,058.22 and 62,908.25

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Solution

The fourth proportional to 212,663.97, 319,058.22 and 62,908.25 is: 94,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,663.97 : 319,058.22 = 62,908.25 : x
  2. Step 2: Convert to fraction form
    212,663.97/319,058.22 = 62,908.25/x
  3. Step 3: Cross multiply
    212,663.97x = 319,058.22 × 62,908.25
  4. Step 4: Simplify right side
    212,663.97x = 20,071,394,268.32
  5. Step 5: Solve for x
    x = 20,071,394,268.32/212,663.97
  6. Step 6: Final answer
    x = 94,380.79

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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.