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Finding the Fourth Proportional to 184,609.92, 276,878.40 and 84,743.04

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Solution

The fourth proportional to 184,609.92, 276,878.40 and 84,743.04 is: 127,097.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,609.92 : 276,878.40 = 84,743.04 : x
  2. Step 2: Convert to fraction form
    184,609.92/276,878.40 = 84,743.04/x
  3. Step 3: Cross multiply
    184,609.92x = 276,878.40 × 84,743.04
  4. Step 4: Simplify right side
    184,609.92x = 23,463,517,326.34
  5. Step 5: Solve for x
    x = 23,463,517,326.34/184,609.92
  6. Step 6: Final answer
    x = 127,097.81

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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.