Home / 200,716.37-276,968.63-115,860.77

Finding the Fourth Proportional to 200,716.37, 276,968.63 and 115,860.77

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Solution

The fourth proportional to 200,716.37, 276,968.63 and 115,860.77 is: 159,876.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,716.37 : 276,968.63 = 115,860.77 : x
  2. Step 2: Convert to fraction form
    200,716.37/276,968.63 = 115,860.77/x
  3. Step 3: Cross multiply
    200,716.37x = 276,968.63 × 115,860.77
  4. Step 4: Simplify right side
    200,716.37x = 32,089,798,737.65
  5. Step 5: Solve for x
    x = 32,089,798,737.65/200,716.37
  6. Step 6: Final answer
    x = 159,876.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.