Home / 76,054.08-113,986.08-36,600.60

Finding the Fourth Proportional to 76,054.08, 113,986.08 and 36,600.60

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Solution

The fourth proportional to 76,054.08, 113,986.08 and 36,600.60 is: 54,855.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,054.08 : 113,986.08 = 36,600.60 : x
  2. Step 2: Convert to fraction form
    76,054.08/113,986.08 = 36,600.60/x
  3. Step 3: Cross multiply
    76,054.08x = 113,986.08 × 36,600.60
  4. Step 4: Simplify right side
    76,054.08x = 4,171,958,919.65
  5. Step 5: Solve for x
    x = 4,171,958,919.65/76,054.08
  6. Step 6: Final answer
    x = 54,855.16

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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.