Home / 84,022.34-126,053.11-27,858.34

Finding the Fourth Proportional to 84,022.34, 126,053.11 and 27,858.34

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Solution

The fourth proportional to 84,022.34, 126,053.11 and 27,858.34 is: 41,794.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,022.34 : 126,053.11 = 27,858.34 : x
  2. Step 2: Convert to fraction form
    84,022.34/126,053.11 = 27,858.34/x
  3. Step 3: Cross multiply
    84,022.34x = 126,053.11 × 27,858.34
  4. Step 4: Simplify right side
    84,022.34x = 3,511,630,396.44
  5. Step 5: Solve for x
    x = 3,511,630,396.44/84,022.34
  6. Step 6: Final answer
    x = 41,794.01

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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.