Home / 133,845.54-184,703.66-73,415.64

Finding the Fourth Proportional to 133,845.54, 184,703.66 and 73,415.64

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Solution

The fourth proportional to 133,845.54, 184,703.66 and 73,415.64 is: 101,311.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,845.54 : 184,703.66 = 73,415.64 : x
  2. Step 2: Convert to fraction form
    133,845.54/184,703.66 = 73,415.64/x
  3. Step 3: Cross multiply
    133,845.54x = 184,703.66 × 73,415.64
  4. Step 4: Simplify right side
    133,845.54x = 13,560,137,409.24
  5. Step 5: Solve for x
    x = 13,560,137,409.24/133,845.54
  6. Step 6: Final answer
    x = 101,311.84

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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.