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Finding the Fourth Proportional to 182,628, 273,942.09 and 57,969

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Solution

The fourth proportional to 182,628, 273,942.09 and 57,969 is: 86,953.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,628 : 273,942.09 = 57,969 : x
  2. Step 2: Convert to fraction form
    182,628/273,942.09 = 57,969/x
  3. Step 3: Cross multiply
    182,628x = 273,942.09 × 57,969
  4. Step 4: Simplify right side
    182,628x = 15,880,149,015.21
  5. Step 5: Solve for x
    x = 15,880,149,015.21/182,628
  6. Step 6: Final answer
    x = 86,953.53

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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.