Home / 122,443.58-183,736.26-51,359.90

Finding the Fourth Proportional to 122,443.58, 183,736.26 and 51,359.90

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Solution

The fourth proportional to 122,443.58, 183,736.26 and 51,359.90 is: 77,069.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,443.58 : 183,736.26 = 51,359.90 : x
  2. Step 2: Convert to fraction form
    122,443.58/183,736.26 = 51,359.90/x
  3. Step 3: Cross multiply
    122,443.58x = 183,736.26 × 51,359.90
  4. Step 4: Simplify right side
    122,443.58x = 9,436,675,939.97
  5. Step 5: Solve for x
    x = 9,436,675,939.97/122,443.58
  6. Step 6: Final answer
    x = 77,069.59

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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.