Home / 213,052.82-319,622.98-63,279.77

Finding the Fourth Proportional to 213,052.82, 319,622.98 and 63,279.77

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Solution

The fourth proportional to 213,052.82, 319,622.98 and 63,279.77 is: 94,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,052.82 : 319,622.98 = 63,279.77 : x
  2. Step 2: Convert to fraction form
    213,052.82/319,622.98 = 63,279.77/x
  3. Step 3: Cross multiply
    213,052.82x = 319,622.98 × 63,279.77
  4. Step 4: Simplify right side
    213,052.82x = 20,225,669,301.97
  5. Step 5: Solve for x
    x = 20,225,669,301.97/213,052.82
  6. Step 6: Final answer
    x = 94,932.65

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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.