Home / 195,895.44-270,333.18-115,326.36

Finding the Fourth Proportional to 195,895.44, 270,333.18 and 115,326.36

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Solution

The fourth proportional to 195,895.44, 270,333.18 and 115,326.36 is: 159,148.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,895.44 : 270,333.18 = 115,326.36 : x
  2. Step 2: Convert to fraction form
    195,895.44/270,333.18 = 115,326.36/x
  3. Step 3: Cross multiply
    195,895.44x = 270,333.18 × 115,326.36
  4. Step 4: Simplify right side
    195,895.44x = 31,176,541,636.62
  5. Step 5: Solve for x
    x = 31,176,541,636.62/195,895.44
  6. Step 6: Final answer
    x = 159,148.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.