Home / 184,196.45-276,328.08-76,126

Finding the Fourth Proportional to 184,196.45, 276,328.08 and 76,126

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Solution

The fourth proportional to 184,196.45, 276,328.08 and 76,126 is: 114,202.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,196.45 : 276,328.08 = 76,126 : x
  2. Step 2: Convert to fraction form
    184,196.45/276,328.08 = 76,126/x
  3. Step 3: Cross multiply
    184,196.45x = 276,328.08 × 76,126
  4. Step 4: Simplify right side
    184,196.45x = 21,035,751,418.08
  5. Step 5: Solve for x
    x = 21,035,751,418.08/184,196.45
  6. Step 6: Final answer
    x = 114,202.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.