Home / 84,622.24-126,847.94-53,054.49

Finding the Fourth Proportional to 84,622.24, 126,847.94 and 53,054.49

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Solution

The fourth proportional to 84,622.24, 126,847.94 and 53,054.49 is: 79,528.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,622.24 : 126,847.94 = 53,054.49 : x
  2. Step 2: Convert to fraction form
    84,622.24/126,847.94 = 53,054.49/x
  3. Step 3: Cross multiply
    84,622.24x = 126,847.94 × 53,054.49
  4. Step 4: Simplify right side
    84,622.24x = 6,729,853,049.27
  5. Step 5: Solve for x
    x = 6,729,853,049.27/84,622.24
  6. Step 6: Final answer
    x = 79,528.18

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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.