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Finding the Fourth Proportional to 184,828.80, 277,372.80 and 79,723.20

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Solution

The fourth proportional to 184,828.80, 277,372.80 and 79,723.20 is: 119,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,828.80 : 277,372.80 = 79,723.20 : x
  2. Step 2: Convert to fraction form
    184,828.80/277,372.80 = 79,723.20/x
  3. Step 3: Cross multiply
    184,828.80x = 277,372.80 × 79,723.20
  4. Step 4: Simplify right side
    184,828.80x = 22,113,047,208.96
  5. Step 5: Solve for x
    x = 22,113,047,208.96/184,828.80
  6. Step 6: Final answer
    x = 119,640.70

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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.