Home / 90,410,249.04-124,764,673.80-49,158,180.24

Finding the Fourth Proportional to 90,410,249.04, 124,764,673.80 and 49,158,180.24

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Solution

The fourth proportional to 90,410,249.04, 124,764,673.80 and 49,158,180.24 is: 67,837,489.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,410,249.04 : 124,764,673.80 = 49,158,180.24 : x
  2. Step 2: Convert to fraction form
    90,410,249.04/124,764,673.80 = 49,158,180.24/x
  3. Step 3: Cross multiply
    90,410,249.04x = 124,764,673.80 × 49,158,180.24
  4. Step 4: Simplify right side
    90,410,249.04x = 6,133,204,322,245,206
  5. Step 5: Solve for x
    x = 6,133,204,322,245,206/90,410,249.04
  6. Step 6: Final answer
    x = 67,837,489.53

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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.