Home / 45,831.28-63,199.20-33,919.60

Finding the Fourth Proportional to 45,831.28, 63,199.20 and 33,919.60

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Solution

The fourth proportional to 45,831.28, 63,199.20 and 33,919.60 is: 46,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,831.28 : 63,199.20 = 33,919.60 : x
  2. Step 2: Convert to fraction form
    45,831.28/63,199.20 = 33,919.60/x
  3. Step 3: Cross multiply
    45,831.28x = 63,199.20 × 33,919.60
  4. Step 4: Simplify right side
    45,831.28x = 2,143,691,584.32
  5. Step 5: Solve for x
    x = 2,143,691,584.32/45,831.28
  6. Step 6: Final answer
    x = 46,773.55

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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.