Home / 215,301.41-322,998.82-65,537.81

Finding the Fourth Proportional to 215,301.41, 322,998.82 and 65,537.81

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Solution

The fourth proportional to 215,301.41, 322,998.82 and 65,537.81 is: 98,320.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,301.41 : 322,998.82 = 65,537.81 : x
  2. Step 2: Convert to fraction form
    215,301.41/322,998.82 = 65,537.81/x
  3. Step 3: Cross multiply
    215,301.41x = 322,998.82 × 65,537.81
  4. Step 4: Simplify right side
    215,301.41x = 21,168,635,096.44
  5. Step 5: Solve for x
    x = 21,168,635,096.44/215,301.41
  6. Step 6: Final answer
    x = 98,320.93

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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.