Home / 167,906.49-231,759.81-134,150.01

Finding the Fourth Proportional to 167,906.49, 231,759.81 and 134,150.01

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Solution

The fourth proportional to 167,906.49, 231,759.81 and 134,150.01 is: 185,166.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,906.49 : 231,759.81 = 134,150.01 : x
  2. Step 2: Convert to fraction form
    167,906.49/231,759.81 = 134,150.01/x
  3. Step 3: Cross multiply
    167,906.49x = 231,759.81 × 134,150.01
  4. Step 4: Simplify right side
    167,906.49x = 31,090,580,829.10
  5. Step 5: Solve for x
    x = 31,090,580,829.10/167,906.49
  6. Step 6: Final answer
    x = 185,166.05

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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.