Home / 212,691.33-319,036.07-62,932.56

Finding the Fourth Proportional to 212,691.33, 319,036.07 and 62,932.56

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Solution

The fourth proportional to 212,691.33, 319,036.07 and 62,932.56 is: 94,398.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,691.33 : 319,036.07 = 62,932.56 : x
  2. Step 2: Convert to fraction form
    212,691.33/319,036.07 = 62,932.56/x
  3. Step 3: Cross multiply
    212,691.33x = 319,036.07 × 62,932.56
  4. Step 4: Simplify right side
    212,691.33x = 20,077,756,302.78
  5. Step 5: Solve for x
    x = 20,077,756,302.78/212,691.33
  6. Step 6: Final answer
    x = 94,398.56

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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.