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Finding the Fourth Proportional to 114,311.38, 171,404.43 and 35,403.70

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Solution

The fourth proportional to 114,311.38, 171,404.43 and 35,403.70 is: 53,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,311.38 : 171,404.43 = 35,403.70 : x
  2. Step 2: Convert to fraction form
    114,311.38/171,404.43 = 35,403.70/x
  3. Step 3: Cross multiply
    114,311.38x = 171,404.43 × 35,403.70
  4. Step 4: Simplify right side
    114,311.38x = 6,068,351,018.39
  5. Step 5: Solve for x
    x = 6,068,351,018.39/114,311.38
  6. Step 6: Final answer
    x = 53,086.15

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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.