Home / 83,946.46-125,889.44-27,776.20

Finding the Fourth Proportional to 83,946.46, 125,889.44 and 27,776.20

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Solution

The fourth proportional to 83,946.46, 125,889.44 and 27,776.20 is: 41,654.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,946.46 : 125,889.44 = 27,776.20 : x
  2. Step 2: Convert to fraction form
    83,946.46/125,889.44 = 27,776.20/x
  3. Step 3: Cross multiply
    83,946.46x = 125,889.44 × 27,776.20
  4. Step 4: Simplify right side
    83,946.46x = 3,496,729,633.88
  5. Step 5: Solve for x
    x = 3,496,729,633.88/83,946.46
  6. Step 6: Final answer
    x = 41,654.29

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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.