Home / 150,936.92-208,294.84-82,961.32

Finding the Fourth Proportional to 150,936.92, 208,294.84 and 82,961.32

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Solution

The fourth proportional to 150,936.92, 208,294.84 and 82,961.32 is: 114,487.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,936.92 : 208,294.84 = 82,961.32 : x
  2. Step 2: Convert to fraction form
    150,936.92/208,294.84 = 82,961.32/x
  3. Step 3: Cross multiply
    150,936.92x = 208,294.84 × 82,961.32
  4. Step 4: Simplify right side
    150,936.92x = 17,280,414,875.59
  5. Step 5: Solve for x
    x = 17,280,414,875.59/150,936.92
  6. Step 6: Final answer
    x = 114,487.66

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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.