Home / 74,022.60-111,033.90-73,585.20

Finding the Fourth Proportional to 74,022.60, 111,033.90 and 73,585.20

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Solution

The fourth proportional to 74,022.60, 111,033.90 and 73,585.20 is: 110,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,022.60 : 111,033.90 = 73,585.20 : x
  2. Step 2: Convert to fraction form
    74,022.60/111,033.90 = 73,585.20/x
  3. Step 3: Cross multiply
    74,022.60x = 111,033.90 × 73,585.20
  4. Step 4: Simplify right side
    74,022.60x = 8,170,451,738.28
  5. Step 5: Solve for x
    x = 8,170,451,738.28/74,022.60
  6. Step 6: Final answer
    x = 110,377.80

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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.