Home / 199,917.30-299,438.55-173,673.30

Finding the Fourth Proportional to 199,917.30, 299,438.55 and 173,673.30

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Solution

The fourth proportional to 199,917.30, 299,438.55 and 173,673.30 is: 260,129.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,917.30 : 299,438.55 = 173,673.30 : x
  2. Step 2: Convert to fraction form
    199,917.30/299,438.55 = 173,673.30/x
  3. Step 3: Cross multiply
    199,917.30x = 299,438.55 × 173,673.30
  4. Step 4: Simplify right side
    199,917.30x = 52,004,481,125.72
  5. Step 5: Solve for x
    x = 52,004,481,125.72/199,917.30
  6. Step 6: Final answer
    x = 260,129.97

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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.