Home / 189,317.09-283,975.49-56,197.22

Finding the Fourth Proportional to 189,317.09, 283,975.49 and 56,197.22

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Solution

The fourth proportional to 189,317.09, 283,975.49 and 56,197.22 is: 84,295.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,317.09 : 283,975.49 = 56,197.22 : x
  2. Step 2: Convert to fraction form
    189,317.09/283,975.49 = 56,197.22/x
  3. Step 3: Cross multiply
    189,317.09x = 283,975.49 × 56,197.22
  4. Step 4: Simplify right side
    189,317.09x = 15,958,631,806.75
  5. Step 5: Solve for x
    x = 15,958,631,806.75/189,317.09
  6. Step 6: Final answer
    x = 84,295.78

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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.