Home / 199,433.50-298,982.46-92,763.28

Finding the Fourth Proportional to 199,433.50, 298,982.46 and 92,763.28

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Solution

The fourth proportional to 199,433.50, 298,982.46 and 92,763.28 is: 139,066.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,433.50 : 298,982.46 = 92,763.28 : x
  2. Step 2: Convert to fraction form
    199,433.50/298,982.46 = 92,763.28/x
  3. Step 3: Cross multiply
    199,433.50x = 298,982.46 × 92,763.28
  4. Step 4: Simplify right side
    199,433.50x = 27,734,593,652.07
  5. Step 5: Solve for x
    x = 27,734,593,652.07/199,433.50
  6. Step 6: Final answer
    x = 139,066.88

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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.