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Finding the Fourth Proportional to 182,660.20, 273,860.70 and 82,868.20

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Solution

The fourth proportional to 182,660.20, 273,860.70 and 82,868.20 is: 124,243.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,660.20 : 273,860.70 = 82,868.20 : x
  2. Step 2: Convert to fraction form
    182,660.20/273,860.70 = 82,868.20/x
  3. Step 3: Cross multiply
    182,660.20x = 273,860.70 × 82,868.20
  4. Step 4: Simplify right side
    182,660.20x = 22,694,343,259.74
  5. Step 5: Solve for x
    x = 22,694,343,259.74/182,660.20
  6. Step 6: Final answer
    x = 124,243.50

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1.5x scale

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.