Home / 134,034.32-184,945.20-77,450.96

Finding the Fourth Proportional to 134,034.32, 184,945.20 and 77,450.96

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Solution

The fourth proportional to 134,034.32, 184,945.20 and 77,450.96 is: 106,869.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,034.32 : 184,945.20 = 77,450.96 : x
  2. Step 2: Convert to fraction form
    134,034.32/184,945.20 = 77,450.96/x
  3. Step 3: Cross multiply
    134,034.32x = 184,945.20 × 77,450.96
  4. Step 4: Simplify right side
    134,034.32x = 14,324,183,287.39
  5. Step 5: Solve for x
    x = 14,324,183,287.39/134,034.32
  6. Step 6: Final answer
    x = 106,869.52

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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.