Home / 133,836.55-200,754.69-40,342.30

Finding the Fourth Proportional to 133,836.55, 200,754.69 and 40,342.30

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Solution

The fourth proportional to 133,836.55, 200,754.69 and 40,342.30 is: 60,513.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,836.55 : 200,754.69 = 40,342.30 : x
  2. Step 2: Convert to fraction form
    133,836.55/200,754.69 = 40,342.30/x
  3. Step 3: Cross multiply
    133,836.55x = 200,754.69 × 40,342.30
  4. Step 4: Simplify right side
    133,836.55x = 8,098,905,930.39
  5. Step 5: Solve for x
    x = 8,098,905,930.39/133,836.55
  6. Step 6: Final answer
    x = 60,513.41

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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.