Home / 179,604.90-269,234.55-139,601.70

Finding the Fourth Proportional to 179,604.90, 269,234.55 and 139,601.70

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Solution

The fourth proportional to 179,604.90, 269,234.55 and 139,601.70 is: 209,268.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,604.90 : 269,234.55 = 139,601.70 : x
  2. Step 2: Convert to fraction form
    179,604.90/269,234.55 = 139,601.70/x
  3. Step 3: Cross multiply
    179,604.90x = 269,234.55 × 139,601.70
  4. Step 4: Simplify right side
    179,604.90x = 37,585,600,878.74
  5. Step 5: Solve for x
    x = 37,585,600,878.74/179,604.90
  6. Step 6: Final answer
    x = 209,268.24

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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.