Home / 213,083.07-319,236.98-124,066.71

Finding the Fourth Proportional to 213,083.07, 319,236.98 and 124,066.71

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Solution

The fourth proportional to 213,083.07, 319,236.98 and 124,066.71 is: 185,874.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,083.07 : 319,236.98 = 124,066.71 : x
  2. Step 2: Convert to fraction form
    213,083.07/319,236.98 = 124,066.71/x
  3. Step 3: Cross multiply
    213,083.07x = 319,236.98 × 124,066.71
  4. Step 4: Simplify right side
    213,083.07x = 39,606,681,198.60
  5. Step 5: Solve for x
    x = 39,606,681,198.60/213,083.07
  6. Step 6: Final answer
    x = 185,874.37

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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.