Home / 122,406.84-183,611.28-33,665.21

Finding the Fourth Proportional to 122,406.84, 183,611.28 and 33,665.21

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Solution

The fourth proportional to 122,406.84, 183,611.28 and 33,665.21 is: 50,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,406.84 : 183,611.28 = 33,665.21 : x
  2. Step 2: Convert to fraction form
    122,406.84/183,611.28 = 33,665.21/x
  3. Step 3: Cross multiply
    122,406.84x = 183,611.28 × 33,665.21
  4. Step 4: Simplify right side
    122,406.84x = 6,181,311,213.19
  5. Step 5: Solve for x
    x = 6,181,311,213.19/122,406.84
  6. Step 6: Final answer
    x = 50,498.09

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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.