Home / 67,021.02-100,533.94-33,722.96

Finding the Fourth Proportional to 67,021.02, 100,533.94 and 33,722.96

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Solution

The fourth proportional to 67,021.02, 100,533.94 and 33,722.96 is: 50,585.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,021.02 : 100,533.94 = 33,722.96 : x
  2. Step 2: Convert to fraction form
    67,021.02/100,533.94 = 33,722.96/x
  3. Step 3: Cross multiply
    67,021.02x = 100,533.94 × 33,722.96
  4. Step 4: Simplify right side
    67,021.02x = 3,390,301,868.65
  5. Step 5: Solve for x
    x = 3,390,301,868.65/67,021.02
  6. Step 6: Final answer
    x = 50,585.65

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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.