Home / 198,217.13-297,369.43-73,558.13

Finding the Fourth Proportional to 198,217.13, 297,369.43 and 73,558.13

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Solution

The fourth proportional to 198,217.13, 297,369.43 and 73,558.13 is: 110,353.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,217.13 : 297,369.43 = 73,558.13 : x
  2. Step 2: Convert to fraction form
    198,217.13/297,369.43 = 73,558.13/x
  3. Step 3: Cross multiply
    198,217.13x = 297,369.43 × 73,558.13
  4. Step 4: Simplify right side
    198,217.13x = 21,873,937,519.22
  5. Step 5: Solve for x
    x = 21,873,937,519.22/198,217.13
  6. Step 6: Final answer
    x = 110,353.42

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1.5x scale

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.