Home / 50,087.85-75,129.21-16,808.19

Finding the Fourth Proportional to 50,087.85, 75,129.21 and 16,808.19

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Solution

The fourth proportional to 50,087.85, 75,129.21 and 16,808.19 is: 25,211.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,087.85 : 75,129.21 = 16,808.19 : x
  2. Step 2: Convert to fraction form
    50,087.85/75,129.21 = 16,808.19/x
  3. Step 3: Cross multiply
    50,087.85x = 75,129.21 × 16,808.19
  4. Step 4: Simplify right side
    50,087.85x = 1,262,786,036.23
  5. Step 5: Solve for x
    x = 1,262,786,036.23/50,087.85
  6. Step 6: Final answer
    x = 25,211.42

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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.