Home / 122,076.25-183,115.52-43,203.85

Finding the Fourth Proportional to 122,076.25, 183,115.52 and 43,203.85

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Solution

The fourth proportional to 122,076.25, 183,115.52 and 43,203.85 is: 64,806.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,076.25 : 183,115.52 = 43,203.85 : x
  2. Step 2: Convert to fraction form
    122,076.25/183,115.52 = 43,203.85/x
  3. Step 3: Cross multiply
    122,076.25x = 183,115.52 × 43,203.85
  4. Step 4: Simplify right side
    122,076.25x = 7,911,295,458.75
  5. Step 5: Solve for x
    x = 7,911,295,458.75/122,076.25
  6. Step 6: Final answer
    x = 64,806.18

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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.