Home / 150,868.94-208,203.62-82,890.14

Finding the Fourth Proportional to 150,868.94, 208,203.62 and 82,890.14

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Solution

The fourth proportional to 150,868.94, 208,203.62 and 82,890.14 is: 114,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,868.94 : 208,203.62 = 82,890.14 : x
  2. Step 2: Convert to fraction form
    150,868.94/208,203.62 = 82,890.14/x
  3. Step 3: Cross multiply
    150,868.94x = 208,203.62 × 82,890.14
  4. Step 4: Simplify right side
    150,868.94x = 17,258,025,754.84
  5. Step 5: Solve for x
    x = 17,258,025,754.84/150,868.94
  6. Step 6: Final answer
    x = 114,390.85

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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.