Home / 134,039.88-200,982.96-55,089

Finding the Fourth Proportional to 134,039.88, 200,982.96 and 55,089

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Solution

The fourth proportional to 134,039.88, 200,982.96 and 55,089 is: 82,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,039.88 : 200,982.96 = 55,089 : x
  2. Step 2: Convert to fraction form
    134,039.88/200,982.96 = 55,089/x
  3. Step 3: Cross multiply
    134,039.88x = 200,982.96 × 55,089
  4. Step 4: Simplify right side
    134,039.88x = 11,071,950,283.44
  5. Step 5: Solve for x
    x = 11,071,950,283.44/134,039.88
  6. Step 6: Final answer
    x = 82,601.91

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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.