Home / 146,831.58-202,579.38-82,291.38

Finding the Fourth Proportional to 146,831.58, 202,579.38 and 82,291.38

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Solution

The fourth proportional to 146,831.58, 202,579.38 and 82,291.38 is: 113,535.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,831.58 : 202,579.38 = 82,291.38 : x
  2. Step 2: Convert to fraction form
    146,831.58/202,579.38 = 82,291.38/x
  3. Step 3: Cross multiply
    146,831.58x = 202,579.38 × 82,291.38
  4. Step 4: Simplify right side
    146,831.58x = 16,670,536,739.74
  5. Step 5: Solve for x
    x = 16,670,536,739.74/146,831.58
  6. Step 6: Final answer
    x = 113,535.09

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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.