Home / 302,519.20-453,673.02-89,230.54

Finding the Fourth Proportional to 302,519.20, 453,673.02 and 89,230.54

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Solution

The fourth proportional to 302,519.20, 453,673.02 and 89,230.54 is: 133,814.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,519.20 : 453,673.02 = 89,230.54 : x
  2. Step 2: Convert to fraction form
    302,519.20/453,673.02 = 89,230.54/x
  3. Step 3: Cross multiply
    302,519.20x = 453,673.02 × 89,230.54
  4. Step 4: Simplify right side
    302,519.20x = 40,481,488,558.03
  5. Step 5: Solve for x
    x = 40,481,488,558.03/302,519.20
  6. Step 6: Final answer
    x = 133,814.61

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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.