Home / 133,822.11-200,733.52-45,137.84

Finding the Fourth Proportional to 133,822.11, 200,733.52 and 45,137.84

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Solution

The fourth proportional to 133,822.11, 200,733.52 and 45,137.84 is: 67,706.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,822.11 : 200,733.52 = 45,137.84 : x
  2. Step 2: Convert to fraction form
    133,822.11/200,733.52 = 45,137.84/x
  3. Step 3: Cross multiply
    133,822.11x = 200,733.52 × 45,137.84
  4. Step 4: Simplify right side
    133,822.11x = 9,060,677,897.39
  5. Step 5: Solve for x
    x = 9,060,677,897.39/133,822.11
  6. Step 6: Final answer
    x = 67,706.88

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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.