Home / 220,809.40-331,232.10-94,450.60

Finding the Fourth Proportional to 220,809.40, 331,232.10 and 94,450.60

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Solution

The fourth proportional to 220,809.40, 331,232.10 and 94,450.60 is: 141,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,809.40 : 331,232.10 = 94,450.60 : x
  2. Step 2: Convert to fraction form
    220,809.40/331,232.10 = 94,450.60/x
  3. Step 3: Cross multiply
    220,809.40x = 331,232.10 × 94,450.60
  4. Step 4: Simplify right side
    220,809.40x = 31,285,070,584.26
  5. Step 5: Solve for x
    x = 31,285,070,584.26/220,809.40
  6. Step 6: Final answer
    x = 141,683.60

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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.