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Finding the Fourth Proportional to 184,412.34, 254,494.85 and 107,939.03

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Solution

The fourth proportional to 184,412.34, 254,494.85 and 107,939.03 is: 148,959.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,412.34 : 254,494.85 = 107,939.03 : x
  2. Step 2: Convert to fraction form
    184,412.34/254,494.85 = 107,939.03/x
  3. Step 3: Cross multiply
    184,412.34x = 254,494.85 × 107,939.03
  4. Step 4: Simplify right side
    184,412.34x = 27,469,925,436.83
  5. Step 5: Solve for x
    x = 27,469,925,436.83/184,412.34
  6. Step 6: Final answer
    x = 148,959.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.