Home / 227,088.97-313,367.73-136,448.75

Finding the Fourth Proportional to 227,088.97, 313,367.73 and 136,448.75

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Solution

The fourth proportional to 227,088.97, 313,367.73 and 136,448.75 is: 188,290.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,088.97 : 313,367.73 = 136,448.75 : x
  2. Step 2: Convert to fraction form
    227,088.97/313,367.73 = 136,448.75/x
  3. Step 3: Cross multiply
    227,088.97x = 313,367.73 × 136,448.75
  4. Step 4: Simplify right side
    227,088.97x = 42,758,635,048.84
  5. Step 5: Solve for x
    x = 42,758,635,048.84/227,088.97
  6. Step 6: Final answer
    x = 188,290.23

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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.