Home / 106,087.91-159,131.86-50,515.43

Finding the Fourth Proportional to 106,087.91, 159,131.86 and 50,515.43

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Solution

The fourth proportional to 106,087.91, 159,131.86 and 50,515.43 is: 75,773.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,087.91 : 159,131.86 = 50,515.43 : x
  2. Step 2: Convert to fraction form
    106,087.91/159,131.86 = 50,515.43/x
  3. Step 3: Cross multiply
    106,087.91x = 159,131.86 × 50,515.43
  4. Step 4: Simplify right side
    106,087.91x = 8,038,614,334.60
  5. Step 5: Solve for x
    x = 8,038,614,334.60/106,087.91
  6. Step 6: Final answer
    x = 75,773.14

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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.