Home / 74,512.26-111,769.35-21,922.86

Finding the Fourth Proportional to 74,512.26, 111,769.35 and 21,922.86

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Solution

The fourth proportional to 74,512.26, 111,769.35 and 21,922.86 is: 32,884.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,512.26 : 111,769.35 = 21,922.86 : x
  2. Step 2: Convert to fraction form
    74,512.26/111,769.35 = 21,922.86/x
  3. Step 3: Cross multiply
    74,512.26x = 111,769.35 × 21,922.86
  4. Step 4: Simplify right side
    74,512.26x = 2,450,303,812.34
  5. Step 5: Solve for x
    x = 2,450,303,812.34/74,512.26
  6. Step 6: Final answer
    x = 32,884.57

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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.