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Finding the Fourth Proportional to 184,638.51, 254,801.03 and 99,755.37

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Solution

The fourth proportional to 184,638.51, 254,801.03 and 99,755.37 is: 137,662.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,638.51 : 254,801.03 = 99,755.37 : x
  2. Step 2: Convert to fraction form
    184,638.51/254,801.03 = 99,755.37/x
  3. Step 3: Cross multiply
    184,638.51x = 254,801.03 × 99,755.37
  4. Step 4: Simplify right side
    184,638.51x = 25,417,770,525.25
  5. Step 5: Solve for x
    x = 25,417,770,525.25/184,638.51
  6. Step 6: Final answer
    x = 137,662.35

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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.