Home / 307,165.28-423,892.33-171,195.44

Finding the Fourth Proportional to 307,165.28, 423,892.33 and 171,195.44

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Solution

The fourth proportional to 307,165.28, 423,892.33 and 171,195.44 is: 236,252.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,165.28 : 423,892.33 = 171,195.44 : x
  2. Step 2: Convert to fraction form
    307,165.28/423,892.33 = 171,195.44/x
  3. Step 3: Cross multiply
    307,165.28x = 423,892.33 × 171,195.44
  4. Step 4: Simplify right side
    307,165.28x = 72,568,433,946.98
  5. Step 5: Solve for x
    x = 72,568,433,946.98/307,165.28
  6. Step 6: Final answer
    x = 236,252.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.