Home / 122,414-183,618.72-33,667.12

Finding the Fourth Proportional to 122,414, 183,618.72 and 33,667.12

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Solution

The fourth proportional to 122,414, 183,618.72 and 33,667.12 is: 50,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,414 : 183,618.72 = 33,667.12 : x
  2. Step 2: Convert to fraction form
    122,414/183,618.72 = 33,667.12/x
  3. Step 3: Cross multiply
    122,414x = 183,618.72 × 33,667.12
  4. Step 4: Simplify right side
    122,414x = 6,181,913,480.49
  5. Step 5: Solve for x
    x = 6,181,913,480.49/122,414
  6. Step 6: Final answer
    x = 50,500.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.