Home / 150,870.26-208,201.03-82,891.60

Finding the Fourth Proportional to 150,870.26, 208,201.03 and 82,891.60

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Solution

The fourth proportional to 150,870.26, 208,201.03 and 82,891.60 is: 114,390.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,870.26 : 208,201.03 = 82,891.60 : x
  2. Step 2: Convert to fraction form
    150,870.26/208,201.03 = 82,891.60/x
  3. Step 3: Cross multiply
    150,870.26x = 208,201.03 × 82,891.60
  4. Step 4: Simplify right side
    150,870.26x = 17,258,115,770.62
  5. Step 5: Solve for x
    x = 17,258,115,770.62/150,870.26
  6. Step 6: Final answer
    x = 114,390.44

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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.