Home / 204,638.96-307,005.92-64,393.94

Finding the Fourth Proportional to 204,638.96, 307,005.92 and 64,393.94

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Solution

The fourth proportional to 204,638.96, 307,005.92 and 64,393.94 is: 96,605.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,638.96 : 307,005.92 = 64,393.94 : x
  2. Step 2: Convert to fraction form
    204,638.96/307,005.92 = 64,393.94/x
  3. Step 3: Cross multiply
    204,638.96x = 307,005.92 × 64,393.94
  4. Step 4: Simplify right side
    204,638.96x = 19,769,320,792.12
  5. Step 5: Solve for x
    x = 19,769,320,792.12/204,638.96
  6. Step 6: Final answer
    x = 96,605.85

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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.