Home / 122,406.37-183,592.27-39,289.57

Finding the Fourth Proportional to 122,406.37, 183,592.27 and 39,289.57

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Solution

The fourth proportional to 122,406.37, 183,592.27 and 39,289.57 is: 58,928.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,406.37 : 183,592.27 = 39,289.57 : x
  2. Step 2: Convert to fraction form
    122,406.37/183,592.27 = 39,289.57/x
  3. Step 3: Cross multiply
    122,406.37x = 183,592.27 × 39,289.57
  4. Step 4: Simplify right side
    122,406.37x = 7,213,261,343.62
  5. Step 5: Solve for x
    x = 7,213,261,343.62/122,406.37
  6. Step 6: Final answer
    x = 58,928.81

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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.