Home / 167,903.49-231,755.67-134,147.01

Finding the Fourth Proportional to 167,903.49, 231,755.67 and 134,147.01

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Solution

The fourth proportional to 167,903.49, 231,755.67 and 134,147.01 is: 185,161.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,903.49 : 231,755.67 = 134,147.01 : x
  2. Step 2: Convert to fraction form
    167,903.49/231,755.67 = 134,147.01/x
  3. Step 3: Cross multiply
    167,903.49x = 231,755.67 × 134,147.01
  4. Step 4: Simplify right side
    167,903.49x = 31,089,330,181.05
  5. Step 5: Solve for x
    x = 31,089,330,181.05/167,903.49
  6. Step 6: Final answer
    x = 185,161.91

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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.