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Finding the Fourth Proportional to 283,851.70, 425,777.54 and 134,107.05

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Solution

The fourth proportional to 283,851.70, 425,777.54 and 134,107.05 is: 201,160.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,851.70 : 425,777.54 = 134,107.05 : x
  2. Step 2: Convert to fraction form
    283,851.70/425,777.54 = 134,107.05/x
  3. Step 3: Cross multiply
    283,851.70x = 425,777.54 × 134,107.05
  4. Step 4: Simplify right side
    283,851.70x = 57,099,769,845.66
  5. Step 5: Solve for x
    x = 57,099,769,845.66/283,851.70
  6. Step 6: Final answer
    x = 201,160.57

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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.