Home / 150,977.91-208,352.14-82,997.75

Finding the Fourth Proportional to 150,977.91, 208,352.14 and 82,997.75

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Solution

The fourth proportional to 150,977.91, 208,352.14 and 82,997.75 is: 114,538.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,977.91 : 208,352.14 = 82,997.75 : x
  2. Step 2: Convert to fraction form
    150,977.91/208,352.14 = 82,997.75/x
  3. Step 3: Cross multiply
    150,977.91x = 208,352.14 × 82,997.75
  4. Step 4: Simplify right side
    150,977.91x = 17,292,758,045.29
  5. Step 5: Solve for x
    x = 17,292,758,045.29/150,977.91
  6. Step 6: Final answer
    x = 114,538.34

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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.