Home / 49,036.80-73,555.20-43,399.20

Finding the Fourth Proportional to 49,036.80, 73,555.20 and 43,399.20

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Solution

The fourth proportional to 49,036.80, 73,555.20 and 43,399.20 is: 65,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,036.80 : 73,555.20 = 43,399.20 : x
  2. Step 2: Convert to fraction form
    49,036.80/73,555.20 = 43,399.20/x
  3. Step 3: Cross multiply
    49,036.80x = 73,555.20 × 43,399.20
  4. Step 4: Simplify right side
    49,036.80x = 3,192,236,835.84
  5. Step 5: Solve for x
    x = 3,192,236,835.84/49,036.80
  6. Step 6: Final answer
    x = 65,098.80

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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.