Home / 199,180.24-298,858.64-104,387.88

Finding the Fourth Proportional to 199,180.24, 298,858.64 and 104,387.88

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Solution

The fourth proportional to 199,180.24, 298,858.64 and 104,387.88 is: 156,628.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,180.24 : 298,858.64 = 104,387.88 : x
  2. Step 2: Convert to fraction form
    199,180.24/298,858.64 = 104,387.88/x
  3. Step 3: Cross multiply
    199,180.24x = 298,858.64 × 104,387.88
  4. Step 4: Simplify right side
    199,180.24x = 31,197,219,849.28
  5. Step 5: Solve for x
    x = 31,197,219,849.28/199,180.24
  6. Step 6: Final answer
    x = 156,628.09

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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.