Home / 197,372.18-296,077.04-55,217.45

Finding the Fourth Proportional to 197,372.18, 296,077.04 and 55,217.45

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Solution

The fourth proportional to 197,372.18, 296,077.04 and 55,217.45 is: 82,831.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,372.18 : 296,077.04 = 55,217.45 : x
  2. Step 2: Convert to fraction form
    197,372.18/296,077.04 = 55,217.45/x
  3. Step 3: Cross multiply
    197,372.18x = 296,077.04 × 55,217.45
  4. Step 4: Simplify right side
    197,372.18x = 16,348,619,616.45
  5. Step 5: Solve for x
    x = 16,348,619,616.45/197,372.18
  6. Step 6: Final answer
    x = 82,831.43

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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.