Home / 100,245.04-150,273.37-33,638.45

Finding the Fourth Proportional to 100,245.04, 150,273.37 and 33,638.45

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Solution

The fourth proportional to 100,245.04, 150,273.37 and 33,638.45 is: 50,426.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,245.04 : 150,273.37 = 33,638.45 : x
  2. Step 2: Convert to fraction form
    100,245.04/150,273.37 = 33,638.45/x
  3. Step 3: Cross multiply
    100,245.04x = 150,273.37 × 33,638.45
  4. Step 4: Simplify right side
    100,245.04x = 5,054,963,534.66
  5. Step 5: Solve for x
    x = 5,054,963,534.66/100,245.04
  6. Step 6: Final answer
    x = 50,426.07

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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.