Home / 133,665.80-184,466.54-73,236.56

Finding the Fourth Proportional to 133,665.80, 184,466.54 and 73,236.56

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Solution

The fourth proportional to 133,665.80, 184,466.54 and 73,236.56 is: 101,070.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,665.80 : 184,466.54 = 73,236.56 : x
  2. Step 2: Convert to fraction form
    133,665.80/184,466.54 = 73,236.56/x
  3. Step 3: Cross multiply
    133,665.80x = 184,466.54 × 73,236.56
  4. Step 4: Simplify right side
    133,665.80x = 13,509,694,824.70
  5. Step 5: Solve for x
    x = 13,509,694,824.70/133,665.80
  6. Step 6: Final answer
    x = 101,070.69

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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.