Home / 250,016.63-345,022.94-136,839.38

Finding the Fourth Proportional to 250,016.63, 345,022.94 and 136,839.38

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Solution

The fourth proportional to 250,016.63, 345,022.94 and 136,839.38 is: 188,838.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,016.63 : 345,022.94 = 136,839.38 : x
  2. Step 2: Convert to fraction form
    250,016.63/345,022.94 = 136,839.38/x
  3. Step 3: Cross multiply
    250,016.63x = 345,022.94 × 136,839.38
  4. Step 4: Simplify right side
    250,016.63x = 47,212,723,812.36
  5. Step 5: Solve for x
    x = 47,212,723,812.36/250,016.63
  6. Step 6: Final answer
    x = 188,838.34

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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.