Home / 83,946.31-125,919.46-27,771.29

Finding the Fourth Proportional to 83,946.31, 125,919.46 and 27,771.29

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Solution

The fourth proportional to 83,946.31, 125,919.46 and 27,771.29 is: 41,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,946.31 : 125,919.46 = 27,771.29 : x
  2. Step 2: Convert to fraction form
    83,946.31/125,919.46 = 27,771.29/x
  3. Step 3: Cross multiply
    83,946.31x = 125,919.46 × 27,771.29
  4. Step 4: Simplify right side
    83,946.31x = 3,496,945,717.62
  5. Step 5: Solve for x
    x = 3,496,945,717.62/83,946.31
  6. Step 6: Final answer
    x = 41,656.93

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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.