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Finding the Fourth Proportional to 182,993.67, 274,512.65 and 64,640.79

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Solution

The fourth proportional to 182,993.67, 274,512.65 and 64,640.79 is: 96,969.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,993.67 : 274,512.65 = 64,640.79 : x
  2. Step 2: Convert to fraction form
    182,993.67/274,512.65 = 64,640.79/x
  3. Step 3: Cross multiply
    182,993.67x = 274,512.65 × 64,640.79
  4. Step 4: Simplify right side
    182,993.67x = 17,744,714,237.79
  5. Step 5: Solve for x
    x = 17,744,714,237.79/182,993.67
  6. Step 6: Final answer
    x = 96,969.01

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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.