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Finding the Fourth Proportional to 184,646, 276,858.16 and 84,680.96

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Solution

The fourth proportional to 184,646, 276,858.16 and 84,680.96 is: 126,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,646 : 276,858.16 = 84,680.96 : x
  2. Step 2: Convert to fraction form
    184,646/276,858.16 = 84,680.96/x
  3. Step 3: Cross multiply
    184,646x = 276,858.16 × 84,680.96
  4. Step 4: Simplify right side
    184,646x = 23,444,614,772.63
  5. Step 5: Solve for x
    x = 23,444,614,772.63/184,646
  6. Step 6: Final answer
    x = 126,970.61

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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.