Home / 120,231.88-180,305.58-41,355.64

Finding the Fourth Proportional to 120,231.88, 180,305.58 and 41,355.64

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Solution

The fourth proportional to 120,231.88, 180,305.58 and 41,355.64 is: 62,018.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,231.88 : 180,305.58 = 41,355.64 : x
  2. Step 2: Convert to fraction form
    120,231.88/180,305.58 = 41,355.64/x
  3. Step 3: Cross multiply
    120,231.88x = 180,305.58 × 41,355.64
  4. Step 4: Simplify right side
    120,231.88x = 7,456,652,656.47
  5. Step 5: Solve for x
    x = 7,456,652,656.47/120,231.88
  6. Step 6: Final answer
    x = 62,018.93

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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.