Home / 218,136.28-327,211.74-60,351.52

Finding the Fourth Proportional to 218,136.28, 327,211.74 and 60,351.52

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Solution

The fourth proportional to 218,136.28, 327,211.74 and 60,351.52 is: 90,529.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,136.28 : 327,211.74 = 60,351.52 : x
  2. Step 2: Convert to fraction form
    218,136.28/327,211.74 = 60,351.52/x
  3. Step 3: Cross multiply
    218,136.28x = 327,211.74 × 60,351.52
  4. Step 4: Simplify right side
    218,136.28x = 19,747,725,870.84
  5. Step 5: Solve for x
    x = 19,747,725,870.84/218,136.28
  6. Step 6: Final answer
    x = 90,529.31

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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.