Home / 198,109.08-297,163.57-92,928.04

Finding the Fourth Proportional to 198,109.08, 297,163.57 and 92,928.04

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Solution

The fourth proportional to 198,109.08, 297,163.57 and 92,928.04 is: 139,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,109.08 : 297,163.57 = 92,928.04 : x
  2. Step 2: Convert to fraction form
    198,109.08/297,163.57 = 92,928.04/x
  3. Step 3: Cross multiply
    198,109.08x = 297,163.57 × 92,928.04
  4. Step 4: Simplify right side
    198,109.08x = 27,614,828,119.50
  5. Step 5: Solve for x
    x = 27,614,828,119.50/198,109.08
  6. Step 6: Final answer
    x = 139,392.04

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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.