Home / 294,789.06-442,183.59-73,173.06

Finding the Fourth Proportional to 294,789.06, 442,183.59 and 73,173.06

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Solution

The fourth proportional to 294,789.06, 442,183.59 and 73,173.06 is: 109,759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,789.06 : 442,183.59 = 73,173.06 : x
  2. Step 2: Convert to fraction form
    294,789.06/442,183.59 = 73,173.06/x
  3. Step 3: Cross multiply
    294,789.06x = 442,183.59 × 73,173.06
  4. Step 4: Simplify right side
    294,789.06x = 32,355,926,362.09
  5. Step 5: Solve for x
    x = 32,355,926,362.09/294,789.06
  6. Step 6: Final answer
    x = 109,759.59

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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.