Home / 141,550.36-195,334.62-77,882.20

Finding the Fourth Proportional to 141,550.36, 195,334.62 and 77,882.20

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Solution

The fourth proportional to 141,550.36, 195,334.62 and 77,882.20 is: 107,474.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,550.36 : 195,334.62 = 77,882.20 : x
  2. Step 2: Convert to fraction form
    141,550.36/195,334.62 = 77,882.20/x
  3. Step 3: Cross multiply
    141,550.36x = 195,334.62 × 77,882.20
  4. Step 4: Simplify right side
    141,550.36x = 15,213,089,941.76
  5. Step 5: Solve for x
    x = 15,213,089,941.76/141,550.36
  6. Step 6: Final answer
    x = 107,474.75

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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.