Home / 182,119.88-273,114.20-76,947.05

Finding the Fourth Proportional to 182,119.88, 273,114.20 and 76,947.05

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Solution

The fourth proportional to 182,119.88, 273,114.20 and 76,947.05 is: 115,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,119.88 : 273,114.20 = 76,947.05 : x
  2. Step 2: Convert to fraction form
    182,119.88/273,114.20 = 76,947.05/x
  3. Step 3: Cross multiply
    182,119.88x = 273,114.20 × 76,947.05
  4. Step 4: Simplify right side
    182,119.88x = 21,015,330,252.80
  5. Step 5: Solve for x
    x = 21,015,330,252.80/182,119.88
  6. Step 6: Final answer
    x = 115,392.84

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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.