Home / 67,219.07-100,843.79-22,240.32

Finding the Fourth Proportional to 67,219.07, 100,843.79 and 22,240.32

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Solution

The fourth proportional to 67,219.07, 100,843.79 and 22,240.32 is: 33,365.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,219.07 : 100,843.79 = 22,240.32 : x
  2. Step 2: Convert to fraction form
    67,219.07/100,843.79 = 22,240.32/x
  3. Step 3: Cross multiply
    67,219.07x = 100,843.79 × 22,240.32
  4. Step 4: Simplify right side
    67,219.07x = 2,242,798,048.41
  5. Step 5: Solve for x
    x = 2,242,798,048.41/67,219.07
  6. Step 6: Final answer
    x = 33,365.50

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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.