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Finding the Fourth Proportional to 182,918.82, 274,388.94 and 70,599.63

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Solution

The fourth proportional to 182,918.82, 274,388.94 and 70,599.63 is: 105,903.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,918.82 : 274,388.94 = 70,599.63 : x
  2. Step 2: Convert to fraction form
    182,918.82/274,388.94 = 70,599.63/x
  3. Step 3: Cross multiply
    182,918.82x = 274,388.94 × 70,599.63
  4. Step 4: Simplify right side
    182,918.82x = 19,371,757,640.09
  5. Step 5: Solve for x
    x = 19,371,757,640.09/182,918.82
  6. Step 6: Final answer
    x = 105,903.58

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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.