Home / 122,176.12-183,309.54-39,076.60

Finding the Fourth Proportional to 122,176.12, 183,309.54 and 39,076.60

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Solution

The fourth proportional to 122,176.12, 183,309.54 and 39,076.60 is: 58,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,176.12 : 183,309.54 = 39,076.60 : x
  2. Step 2: Convert to fraction form
    122,176.12/183,309.54 = 39,076.60/x
  3. Step 3: Cross multiply
    122,176.12x = 183,309.54 × 39,076.60
  4. Step 4: Simplify right side
    122,176.12x = 7,163,112,458.83
  5. Step 5: Solve for x
    x = 7,163,112,458.83/122,176.12
  6. Step 6: Final answer
    x = 58,629.40

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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.