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Finding the Fourth Proportional to 351,177.68, 526,850.28 and 114,520.64

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Solution

The fourth proportional to 351,177.68, 526,850.28 and 114,520.64 is: 171,808.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,177.68 : 526,850.28 = 114,520.64 : x
  2. Step 2: Convert to fraction form
    351,177.68/526,850.28 = 114,520.64/x
  3. Step 3: Cross multiply
    351,177.68x = 526,850.28 × 114,520.64
  4. Step 4: Simplify right side
    351,177.68x = 60,335,231,249.78
  5. Step 5: Solve for x
    x = 60,335,231,249.78/351,177.68
  6. Step 6: Final answer
    x = 171,808.27

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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.