Home / 167,546.52-230,998.62-137,220.12

Finding the Fourth Proportional to 167,546.52, 230,998.62 and 137,220.12

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Solution

The fourth proportional to 167,546.52, 230,998.62 and 137,220.12 is: 189,187.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,546.52 : 230,998.62 = 137,220.12 : x
  2. Step 2: Convert to fraction form
    167,546.52/230,998.62 = 137,220.12/x
  3. Step 3: Cross multiply
    167,546.52x = 230,998.62 × 137,220.12
  4. Step 4: Simplify right side
    167,546.52x = 31,697,658,356.23
  5. Step 5: Solve for x
    x = 31,697,658,356.23/167,546.52
  6. Step 6: Final answer
    x = 189,187.21

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1.5x scale

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.