Home / 204,906.10-307,359.15-116,332.60

Finding the Fourth Proportional to 204,906.10, 307,359.15 and 116,332.60

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Solution

The fourth proportional to 204,906.10, 307,359.15 and 116,332.60 is: 174,498.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,906.10 : 307,359.15 = 116,332.60 : x
  2. Step 2: Convert to fraction form
    204,906.10/307,359.15 = 116,332.60/x
  3. Step 3: Cross multiply
    204,906.10x = 307,359.15 × 116,332.60
  4. Step 4: Simplify right side
    204,906.10x = 35,755,889,053.29
  5. Step 5: Solve for x
    x = 35,755,889,053.29/204,906.10
  6. Step 6: Final answer
    x = 174,498.90

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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.