Home / 235,467.78-324,938.43-133,502.55

Finding the Fourth Proportional to 235,467.78, 324,938.43 and 133,502.55

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Solution

The fourth proportional to 235,467.78, 324,938.43 and 133,502.55 is: 184,229.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,467.78 : 324,938.43 = 133,502.55 : x
  2. Step 2: Convert to fraction form
    235,467.78/324,938.43 = 133,502.55/x
  3. Step 3: Cross multiply
    235,467.78x = 324,938.43 × 133,502.55
  4. Step 4: Simplify right side
    235,467.78x = 43,380,108,998.00
  5. Step 5: Solve for x
    x = 43,380,108,998.00/235,467.78
  6. Step 6: Final answer
    x = 184,229.49

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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.