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Finding the Fourth Proportional to 184,808.79, 254,987.96 and 108,286.79

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Solution

The fourth proportional to 184,808.79, 254,987.96 and 108,286.79 is: 149,407.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,808.79 : 254,987.96 = 108,286.79 : x
  2. Step 2: Convert to fraction form
    184,808.79/254,987.96 = 108,286.79/x
  3. Step 3: Cross multiply
    184,808.79x = 254,987.96 × 108,286.79
  4. Step 4: Simplify right side
    184,808.79x = 27,611,825,860.67
  5. Step 5: Solve for x
    x = 27,611,825,860.67/184,808.79
  6. Step 6: Final answer
    x = 149,407.54

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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.