Home / 120,186.62-180,284.44-35,947.88

Finding the Fourth Proportional to 120,186.62, 180,284.44 and 35,947.88

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Solution

The fourth proportional to 120,186.62, 180,284.44 and 35,947.88 is: 53,923.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,186.62 : 180,284.44 = 35,947.88 : x
  2. Step 2: Convert to fraction form
    120,186.62/180,284.44 = 35,947.88/x
  3. Step 3: Cross multiply
    120,186.62x = 180,284.44 × 35,947.88
  4. Step 4: Simplify right side
    120,186.62x = 6,480,843,414.99
  5. Step 5: Solve for x
    x = 6,480,843,414.99/120,186.62
  6. Step 6: Final answer
    x = 53,923.17

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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.