Home / 150,328.22-225,296.49-83,765.66

Finding the Fourth Proportional to 150,328.22, 225,296.49 and 83,765.66

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Solution

The fourth proportional to 150,328.22, 225,296.49 and 83,765.66 is: 125,539.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,328.22 : 225,296.49 = 83,765.66 : x
  2. Step 2: Convert to fraction form
    150,328.22/225,296.49 = 83,765.66/x
  3. Step 3: Cross multiply
    150,328.22x = 225,296.49 × 83,765.66
  4. Step 4: Simplify right side
    150,328.22x = 18,872,109,180.53
  5. Step 5: Solve for x
    x = 18,872,109,180.53/150,328.22
  6. Step 6: Final answer
    x = 125,539.36

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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.