Home / 120,220.22-180,346.73-50,083.13

Finding the Fourth Proportional to 120,220.22, 180,346.73 and 50,083.13

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Solution

The fourth proportional to 120,220.22, 180,346.73 and 50,083.13 is: 75,131.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,220.22 : 180,346.73 = 50,083.13 : x
  2. Step 2: Convert to fraction form
    120,220.22/180,346.73 = 50,083.13/x
  3. Step 3: Cross multiply
    120,220.22x = 180,346.73 × 50,083.13
  4. Step 4: Simplify right side
    120,220.22x = 9,032,328,723.66
  5. Step 5: Solve for x
    x = 9,032,328,723.66/120,220.22
  6. Step 6: Final answer
    x = 75,131.53

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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.