Home / 54,784.20-82,119.60-29,771.40

Finding the Fourth Proportional to 54,784.20, 82,119.60 and 29,771.40

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Solution

The fourth proportional to 54,784.20, 82,119.60 and 29,771.40 is: 44,626.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,784.20 : 82,119.60 = 29,771.40 : x
  2. Step 2: Convert to fraction form
    54,784.20/82,119.60 = 29,771.40/x
  3. Step 3: Cross multiply
    54,784.20x = 82,119.60 × 29,771.40
  4. Step 4: Simplify right side
    54,784.20x = 2,444,815,459.44
  5. Step 5: Solve for x
    x = 2,444,815,459.44/54,784.20
  6. Step 6: Final answer
    x = 44,626.29

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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.