Home / 259,150.26-388,725.39-148,264.50

Finding the Fourth Proportional to 259,150.26, 388,725.39 and 148,264.50

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Solution

The fourth proportional to 259,150.26, 388,725.39 and 148,264.50 is: 222,396.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,150.26 : 388,725.39 = 148,264.50 : x
  2. Step 2: Convert to fraction form
    259,150.26/388,725.39 = 148,264.50/x
  3. Step 3: Cross multiply
    259,150.26x = 388,725.39 × 148,264.50
  4. Step 4: Simplify right side
    259,150.26x = 57,634,175,585.66
  5. Step 5: Solve for x
    x = 57,634,175,585.66/259,150.26
  6. Step 6: Final answer
    x = 222,396.75

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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.