Home / 165,286.04-228,096.24-89,834.72

Finding the Fourth Proportional to 165,286.04, 228,096.24 and 89,834.72

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Solution

The fourth proportional to 165,286.04, 228,096.24 and 89,834.72 is: 123,972.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,286.04 : 228,096.24 = 89,834.72 : x
  2. Step 2: Convert to fraction form
    165,286.04/228,096.24 = 89,834.72/x
  3. Step 3: Cross multiply
    165,286.04x = 228,096.24 × 89,834.72
  4. Step 4: Simplify right side
    165,286.04x = 20,490,961,853.45
  5. Step 5: Solve for x
    x = 20,490,961,853.45/165,286.04
  6. Step 6: Final answer
    x = 123,972.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.