Home / 122,121.36-183,208.34-37,879.83

Finding the Fourth Proportional to 122,121.36, 183,208.34 and 37,879.83

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Solution

The fourth proportional to 122,121.36, 183,208.34 and 37,879.83 is: 56,827.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,121.36 : 183,208.34 = 37,879.83 : x
  2. Step 2: Convert to fraction form
    122,121.36/183,208.34 = 37,879.83/x
  3. Step 3: Cross multiply
    122,121.36x = 183,208.34 × 37,879.83
  4. Step 4: Simplify right side
    122,121.36x = 6,939,900,584.38
  5. Step 5: Solve for x
    x = 6,939,900,584.38/122,121.36
  6. Step 6: Final answer
    x = 56,827.90

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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.