Home / 300,091.73-414,120.75-164,125.23

Finding the Fourth Proportional to 300,091.73, 414,120.75 and 164,125.23

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Solution

The fourth proportional to 300,091.73, 414,120.75 and 164,125.23 is: 226,489.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,091.73 : 414,120.75 = 164,125.23 : x
  2. Step 2: Convert to fraction form
    300,091.73/414,120.75 = 164,125.23/x
  3. Step 3: Cross multiply
    300,091.73x = 414,120.75 × 164,125.23
  4. Step 4: Simplify right side
    300,091.73x = 67,967,663,341.52
  5. Step 5: Solve for x
    x = 67,967,663,341.52/300,091.73
  6. Step 6: Final answer
    x = 226,489.63

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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.