Home / 302,077.20-453,086.49-91,716.96

Finding the Fourth Proportional to 302,077.20, 453,086.49 and 91,716.96

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Solution

The fourth proportional to 302,077.20, 453,086.49 and 91,716.96 is: 137,566.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,077.20 : 453,086.49 = 91,716.96 : x
  2. Step 2: Convert to fraction form
    302,077.20/453,086.49 = 91,716.96/x
  3. Step 3: Cross multiply
    302,077.20x = 453,086.49 × 91,716.96
  4. Step 4: Simplify right side
    302,077.20x = 41,555,715,479.87
  5. Step 5: Solve for x
    x = 41,555,715,479.87/302,077.20
  6. Step 6: Final answer
    x = 137,566.54

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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.