Home / 89,944.80-124,118.46-49,657.56

Finding the Fourth Proportional to 89,944.80, 124,118.46 and 49,657.56

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Solution

The fourth proportional to 89,944.80, 124,118.46 and 49,657.56 is: 68,524.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,944.80 : 124,118.46 = 49,657.56 : x
  2. Step 2: Convert to fraction form
    89,944.80/124,118.46 = 49,657.56/x
  3. Step 3: Cross multiply
    89,944.80x = 124,118.46 × 49,657.56
  4. Step 4: Simplify right side
    89,944.80x = 6,163,419,874.56
  5. Step 5: Solve for x
    x = 6,163,419,874.56/89,944.80
  6. Step 6: Final answer
    x = 68,524.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.