Home / 184,788.89-255,009.29-99,906.56

Finding the Fourth Proportional to 184,788.89, 255,009.29 and 99,906.56

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Solution

The fourth proportional to 184,788.89, 255,009.29 and 99,906.56 is: 137,871.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,788.89 : 255,009.29 = 99,906.56 : x
  2. Step 2: Convert to fraction form
    184,788.89/255,009.29 = 99,906.56/x
  3. Step 3: Cross multiply
    184,788.89x = 255,009.29 × 99,906.56
  4. Step 4: Simplify right side
    184,788.89x = 25,477,100,931.94
  5. Step 5: Solve for x
    x = 25,477,100,931.94/184,788.89
  6. Step 6: Final answer
    x = 137,871.39

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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.