Home / 221,450.09-332,014.22-88,290.41

Finding the Fourth Proportional to 221,450.09, 332,014.22 and 88,290.41

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Solution

The fourth proportional to 221,450.09, 332,014.22 and 88,290.41 is: 132,371.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,450.09 : 332,014.22 = 88,290.41 : x
  2. Step 2: Convert to fraction form
    221,450.09/332,014.22 = 88,290.41/x
  3. Step 3: Cross multiply
    221,450.09x = 332,014.22 × 88,290.41
  4. Step 4: Simplify right side
    221,450.09x = 29,313,671,168.18
  5. Step 5: Solve for x
    x = 29,313,671,168.18/221,450.09
  6. Step 6: Final answer
    x = 132,371.46

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1.5x scale

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.