Home / 213,176.34-319,708.82-63,376.29

Finding the Fourth Proportional to 213,176.34, 319,708.82 and 63,376.29

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Solution

The fourth proportional to 213,176.34, 319,708.82 and 63,376.29 is: 95,047.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,176.34 : 319,708.82 = 63,376.29 : x
  2. Step 2: Convert to fraction form
    213,176.34/319,708.82 = 63,376.29/x
  3. Step 3: Cross multiply
    213,176.34x = 319,708.82 × 63,376.29
  4. Step 4: Simplify right side
    213,176.34x = 20,261,958,891.88
  5. Step 5: Solve for x
    x = 20,261,958,891.88/213,176.34
  6. Step 6: Final answer
    x = 95,047.88

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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.