Home / 204,148.65-306,293.14-91,907.56

Finding the Fourth Proportional to 204,148.65, 306,293.14 and 91,907.56

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Solution

The fourth proportional to 204,148.65, 306,293.14 and 91,907.56 is: 137,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,148.65 : 306,293.14 = 91,907.56 : x
  2. Step 2: Convert to fraction form
    204,148.65/306,293.14 = 91,907.56/x
  3. Step 3: Cross multiply
    204,148.65x = 306,293.14 × 91,907.56
  4. Step 4: Simplify right side
    204,148.65x = 28,150,653,610.67
  5. Step 5: Solve for x
    x = 28,150,653,610.67/204,148.65
  6. Step 6: Final answer
    x = 137,892.92

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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.