Home / 73,489.55-110,222.51-20,169.07

Finding the Fourth Proportional to 73,489.55, 110,222.51 and 20,169.07

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Solution

The fourth proportional to 73,489.55, 110,222.51 and 20,169.07 is: 30,250.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,489.55 : 110,222.51 = 20,169.07 : x
  2. Step 2: Convert to fraction form
    73,489.55/110,222.51 = 20,169.07/x
  3. Step 3: Cross multiply
    73,489.55x = 110,222.51 × 20,169.07
  4. Step 4: Simplify right side
    73,489.55x = 2,223,085,143.36
  5. Step 5: Solve for x
    x = 2,223,085,143.36/73,489.55
  6. Step 6: Final answer
    x = 30,250.36

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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.