Home / 302,519.21-453,782.45-92,158.97

Finding the Fourth Proportional to 302,519.21, 453,782.45 and 92,158.97

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Solution

The fourth proportional to 302,519.21, 453,782.45 and 92,158.97 is: 138,239.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,519.21 : 453,782.45 = 92,158.97 : x
  2. Step 2: Convert to fraction form
    302,519.21/453,782.45 = 92,158.97/x
  3. Step 3: Cross multiply
    302,519.21x = 453,782.45 × 92,158.97
  4. Step 4: Simplify right side
    302,519.21x = 41,820,121,157.56
  5. Step 5: Solve for x
    x = 41,820,121,157.56/302,519.21
  6. Step 6: Final answer
    x = 138,239.56

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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.