Home / 83,984.52-125,994.55-27,821.45

Finding the Fourth Proportional to 83,984.52, 125,994.55 and 27,821.45

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Solution

The fourth proportional to 83,984.52, 125,994.55 and 27,821.45 is: 41,738.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,984.52 : 125,994.55 = 27,821.45 : x
  2. Step 2: Convert to fraction form
    83,984.52/125,994.55 = 27,821.45/x
  3. Step 3: Cross multiply
    83,984.52x = 125,994.55 × 27,821.45
  4. Step 4: Simplify right side
    83,984.52x = 3,505,351,073.10
  5. Step 5: Solve for x
    x = 3,505,351,073.10/83,984.52
  6. Step 6: Final answer
    x = 41,738.06

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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.