Home / 133,741.70-184,582.46-82,770.86

Finding the Fourth Proportional to 133,741.70, 184,582.46 and 82,770.86

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Solution

The fourth proportional to 133,741.70, 184,582.46 and 82,770.86 is: 114,235.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,741.70 : 184,582.46 = 82,770.86 : x
  2. Step 2: Convert to fraction form
    133,741.70/184,582.46 = 82,770.86/x
  3. Step 3: Cross multiply
    133,741.70x = 184,582.46 × 82,770.86
  4. Step 4: Simplify right side
    133,741.70x = 15,278,048,955.12
  5. Step 5: Solve for x
    x = 15,278,048,955.12/133,741.70
  6. Step 6: Final answer
    x = 114,235.49

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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.