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Finding the Fourth Proportional to 182,279, 273,540 and 70,051.88

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Solution

The fourth proportional to 182,279, 273,540 and 70,051.88 is: 105,124.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,279 : 273,540 = 70,051.88 : x
  2. Step 2: Convert to fraction form
    182,279/273,540 = 70,051.88/x
  3. Step 3: Cross multiply
    182,279x = 273,540 × 70,051.88
  4. Step 4: Simplify right side
    182,279x = 19,161,991,255.20
  5. Step 5: Solve for x
    x = 19,161,991,255.20/182,279
  6. Step 6: Final answer
    x = 105,124.51

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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.