Home / 126,949.38-190,424.75-38,202.29

Finding the Fourth Proportional to 126,949.38, 190,424.75 and 38,202.29

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Solution

The fourth proportional to 126,949.38, 190,424.75 and 38,202.29 is: 57,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,949.38 : 190,424.75 = 38,202.29 : x
  2. Step 2: Convert to fraction form
    126,949.38/190,424.75 = 38,202.29/x
  3. Step 3: Cross multiply
    126,949.38x = 190,424.75 × 38,202.29
  4. Step 4: Simplify right side
    126,949.38x = 7,274,661,522.68
  5. Step 5: Solve for x
    x = 7,274,661,522.68/126,949.38
  6. Step 6: Final answer
    x = 57,303.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.