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Finding the Fourth Proportional to 184,992.77, 277,376.79 and 72,538.27

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Solution

The fourth proportional to 184,992.77, 277,376.79 and 72,538.27 is: 108,763.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,992.77 : 277,376.79 = 72,538.27 : x
  2. Step 2: Convert to fraction form
    184,992.77/277,376.79 = 72,538.27/x
  3. Step 3: Cross multiply
    184,992.77x = 277,376.79 × 72,538.27
  4. Step 4: Simplify right side
    184,992.77x = 20,120,430,735.18
  5. Step 5: Solve for x
    x = 20,120,430,735.18/184,992.77
  6. Step 6: Final answer
    x = 108,763.34

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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.