Home / 150,912.14-208,257.75-82,929.92

Finding the Fourth Proportional to 150,912.14, 208,257.75 and 82,929.92

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Solution

The fourth proportional to 150,912.14, 208,257.75 and 82,929.92 is: 114,442.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,912.14 : 208,257.75 = 82,929.92 : x
  2. Step 2: Convert to fraction form
    150,912.14/208,257.75 = 82,929.92/x
  3. Step 3: Cross multiply
    150,912.14x = 208,257.75 × 82,929.92
  4. Step 4: Simplify right side
    150,912.14x = 17,270,797,505.59
  5. Step 5: Solve for x
    x = 17,270,797,505.59/150,912.14
  6. Step 6: Final answer
    x = 114,442.74

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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.