Home / 218,215.36-327,323.04-60,443.87

Finding the Fourth Proportional to 218,215.36, 327,323.04 and 60,443.87

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Solution

The fourth proportional to 218,215.36, 327,323.04 and 60,443.87 is: 90,665.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,215.36 : 327,323.04 = 60,443.87 : x
  2. Step 2: Convert to fraction form
    218,215.36/327,323.04 = 60,443.87/x
  3. Step 3: Cross multiply
    218,215.36x = 327,323.04 × 60,443.87
  4. Step 4: Simplify right side
    218,215.36x = 19,784,669,641.15
  5. Step 5: Solve for x
    x = 19,784,669,641.15/218,215.36
  6. Step 6: Final answer
    x = 90,665.80

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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.