Home / 174,976.20-262,464.30-139,984.20

Finding the Fourth Proportional to 174,976.20, 262,464.30 and 139,984.20

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Solution

The fourth proportional to 174,976.20, 262,464.30 and 139,984.20 is: 209,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,976.20 : 262,464.30 = 139,984.20 : x
  2. Step 2: Convert to fraction form
    174,976.20/262,464.30 = 139,984.20/x
  3. Step 3: Cross multiply
    174,976.20x = 262,464.30 × 139,984.20
  4. Step 4: Simplify right side
    174,976.20x = 36,740,855,064.06
  5. Step 5: Solve for x
    x = 36,740,855,064.06/174,976.20
  6. Step 6: Final answer
    x = 209,976.30

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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.