Home / 150,822.83-208,137.21-82,841.38

Finding the Fourth Proportional to 150,822.83, 208,137.21 and 82,841.38

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Solution

The fourth proportional to 150,822.83, 208,137.21 and 82,841.38 is: 114,322.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,822.83 : 208,137.21 = 82,841.38 : x
  2. Step 2: Convert to fraction form
    150,822.83/208,137.21 = 82,841.38/x
  3. Step 3: Cross multiply
    150,822.83x = 208,137.21 × 82,841.38
  4. Step 4: Simplify right side
    150,822.83x = 17,242,372,844.90
  5. Step 5: Solve for x
    x = 17,242,372,844.90/150,822.83
  6. Step 6: Final answer
    x = 114,322.04

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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.