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Finding the Fourth Proportional to 183,796.40, 275,694.60 and 90,282.80

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Solution

The fourth proportional to 183,796.40, 275,694.60 and 90,282.80 is: 135,424.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,796.40 : 275,694.60 = 90,282.80 : x
  2. Step 2: Convert to fraction form
    183,796.40/275,694.60 = 90,282.80/x
  3. Step 3: Cross multiply
    183,796.40x = 275,694.60 × 90,282.80
  4. Step 4: Simplify right side
    183,796.40x = 24,890,480,432.88
  5. Step 5: Solve for x
    x = 24,890,480,432.88/183,796.40
  6. Step 6: Final answer
    x = 135,424.20

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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.