Home / 204,912.06-307,379.03-64,659.75

Finding the Fourth Proportional to 204,912.06, 307,379.03 and 64,659.75

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Solution

The fourth proportional to 204,912.06, 307,379.03 and 64,659.75 is: 96,993.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,912.06 : 307,379.03 = 64,659.75 : x
  2. Step 2: Convert to fraction form
    204,912.06/307,379.03 = 64,659.75/x
  3. Step 3: Cross multiply
    204,912.06x = 307,379.03 × 64,659.75
  4. Step 4: Simplify right side
    204,912.06x = 19,875,050,911.74
  5. Step 5: Solve for x
    x = 19,875,050,911.74/204,912.06
  6. Step 6: Final answer
    x = 96,993.08

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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.