Home / 167,945.08-231,812.94-134,188.60

Finding the Fourth Proportional to 167,945.08, 231,812.94 and 134,188.60

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Solution

The fourth proportional to 167,945.08, 231,812.94 and 134,188.60 is: 185,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,945.08 : 231,812.94 = 134,188.60 : x
  2. Step 2: Convert to fraction form
    167,945.08/231,812.94 = 134,188.60/x
  3. Step 3: Cross multiply
    167,945.08x = 231,812.94 × 134,188.60
  4. Step 4: Simplify right side
    167,945.08x = 31,106,653,880.48
  5. Step 5: Solve for x
    x = 31,106,653,880.48/167,945.08
  6. Step 6: Final answer
    x = 185,219.20

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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.