Home / 150,974.26-208,345.02-82,997.12

Finding the Fourth Proportional to 150,974.26, 208,345.02 and 82,997.12

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Solution

The fourth proportional to 150,974.26, 208,345.02 and 82,997.12 is: 114,536.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,974.26 : 208,345.02 = 82,997.12 : x
  2. Step 2: Convert to fraction form
    150,974.26/208,345.02 = 82,997.12/x
  3. Step 3: Cross multiply
    150,974.26x = 208,345.02 × 82,997.12
  4. Step 4: Simplify right side
    150,974.26x = 17,292,036,626.34
  5. Step 5: Solve for x
    x = 17,292,036,626.34/150,974.26
  6. Step 6: Final answer
    x = 114,536.32

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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.