Home / 272,231.12-408,390.24-94,788.56

Finding the Fourth Proportional to 272,231.12, 408,390.24 and 94,788.56

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Solution

The fourth proportional to 272,231.12, 408,390.24 and 94,788.56 is: 142,198.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,231.12 : 408,390.24 = 94,788.56 : x
  2. Step 2: Convert to fraction form
    272,231.12/408,390.24 = 94,788.56/x
  3. Step 3: Cross multiply
    272,231.12x = 408,390.24 × 94,788.56
  4. Step 4: Simplify right side
    272,231.12x = 38,710,722,767.65
  5. Step 5: Solve for x
    x = 38,710,722,767.65/272,231.12
  6. Step 6: Final answer
    x = 142,198.01

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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.