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Finding the Fourth Proportional to 184,906.20, 276,657.30 and 122,698.20

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Solution

The fourth proportional to 184,906.20, 276,657.30 and 122,698.20 is: 183,581.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,906.20 : 276,657.30 = 122,698.20 : x
  2. Step 2: Convert to fraction form
    184,906.20/276,657.30 = 122,698.20/x
  3. Step 3: Cross multiply
    184,906.20x = 276,657.30 × 122,698.20
  4. Step 4: Simplify right side
    184,906.20x = 33,945,352,726.86
  5. Step 5: Solve for x
    x = 33,945,352,726.86/184,906.20
  6. Step 6: Final answer
    x = 183,581.47

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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.