Home / 133,942.37-200,773.82-45,165.35

Finding the Fourth Proportional to 133,942.37, 200,773.82 and 45,165.35

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Solution

The fourth proportional to 133,942.37, 200,773.82 and 45,165.35 is: 67,700.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,942.37 : 200,773.82 = 45,165.35 : x
  2. Step 2: Convert to fraction form
    133,942.37/200,773.82 = 45,165.35/x
  3. Step 3: Cross multiply
    133,942.37x = 200,773.82 × 45,165.35
  4. Step 4: Simplify right side
    133,942.37x = 9,068,018,621.44
  5. Step 5: Solve for x
    x = 9,068,018,621.44/133,942.37
  6. Step 6: Final answer
    x = 67,700.90

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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.