Home / 133,811.82-184,563.63-113,636.88

Finding the Fourth Proportional to 133,811.82, 184,563.63 and 113,636.88

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Solution

The fourth proportional to 133,811.82, 184,563.63 and 113,636.88 is: 156,736.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,811.82 : 184,563.63 = 113,636.88 : x
  2. Step 2: Convert to fraction form
    133,811.82/184,563.63 = 113,636.88/x
  3. Step 3: Cross multiply
    133,811.82x = 184,563.63 × 113,636.88
  4. Step 4: Simplify right side
    133,811.82x = 20,973,235,074.67
  5. Step 5: Solve for x
    x = 20,973,235,074.67/133,811.82
  6. Step 6: Final answer
    x = 156,736.79

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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.