Home / 133,891.82-184,770.69-76,532.37

Finding the Fourth Proportional to 133,891.82, 184,770.69 and 76,532.37

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Solution

The fourth proportional to 133,891.82, 184,770.69 and 76,532.37 is: 105,614.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,891.82 : 184,770.69 = 76,532.37 : x
  2. Step 2: Convert to fraction form
    133,891.82/184,770.69 = 76,532.37/x
  3. Step 3: Cross multiply
    133,891.82x = 184,770.69 × 76,532.37
  4. Step 4: Simplify right side
    133,891.82x = 14,140,938,478.09
  5. Step 5: Solve for x
    x = 14,140,938,478.09/133,891.82
  6. Step 6: Final answer
    x = 105,614.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.