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Finding the Fourth Proportional to 182,054.49, 273,052.46 and 76,859.79

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Solution

The fourth proportional to 182,054.49, 273,052.46 and 76,859.79 is: 115,277.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,054.49 : 273,052.46 = 76,859.79 : x
  2. Step 2: Convert to fraction form
    182,054.49/273,052.46 = 76,859.79/x
  3. Step 3: Cross multiply
    182,054.49x = 273,052.46 × 76,859.79
  4. Step 4: Simplify right side
    182,054.49x = 20,986,754,350.28
  5. Step 5: Solve for x
    x = 20,986,754,350.28/182,054.49
  6. Step 6: Final answer
    x = 115,277.32

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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.