Home / 73,150.80-100,946.64-41,321.04

Finding the Fourth Proportional to 73,150.80, 100,946.64 and 41,321.04

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Solution

The fourth proportional to 73,150.80, 100,946.64 and 41,321.04 is: 57,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,150.80 : 100,946.64 = 41,321.04 : x
  2. Step 2: Convert to fraction form
    73,150.80/100,946.64 = 41,321.04/x
  3. Step 3: Cross multiply
    73,150.80x = 100,946.64 × 41,321.04
  4. Step 4: Simplify right side
    73,150.80x = 4,171,220,149.31
  5. Step 5: Solve for x
    x = 4,171,220,149.31/73,150.80
  6. Step 6: Final answer
    x = 57,022.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.