Home / 198,107.06-297,150.26-64,969.79

Finding the Fourth Proportional to 198,107.06, 297,150.26 and 64,969.79

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Solution

The fourth proportional to 198,107.06, 297,150.26 and 64,969.79 is: 97,451.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,107.06 : 297,150.26 = 64,969.79 : x
  2. Step 2: Convert to fraction form
    198,107.06/297,150.26 = 64,969.79/x
  3. Step 3: Cross multiply
    198,107.06x = 297,150.26 × 64,969.79
  4. Step 4: Simplify right side
    198,107.06x = 19,305,788,180.05
  5. Step 5: Solve for x
    x = 19,305,788,180.05/198,107.06
  6. Step 6: Final answer
    x = 97,451.29

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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.