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Finding the Fourth Proportional to 184,940.56, 277,385.28 and 79,745.84

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Solution

The fourth proportional to 184,940.56, 277,385.28 and 79,745.84 is: 119,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,940.56 : 277,385.28 = 79,745.84 : x
  2. Step 2: Convert to fraction form
    184,940.56/277,385.28 = 79,745.84/x
  3. Step 3: Cross multiply
    184,940.56x = 277,385.28 × 79,745.84
  4. Step 4: Simplify right side
    184,940.56x = 22,120,322,157.24
  5. Step 5: Solve for x
    x = 22,120,322,157.24/184,940.56
  6. Step 6: Final answer
    x = 119,607.74

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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.