Home / 70,002.33-104,981.63-30,548.85

Finding the Fourth Proportional to 70,002.33, 104,981.63 and 30,548.85

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Solution

The fourth proportional to 70,002.33, 104,981.63 and 30,548.85 is: 45,813.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,002.33 : 104,981.63 = 30,548.85 : x
  2. Step 2: Convert to fraction form
    70,002.33/104,981.63 = 30,548.85/x
  3. Step 3: Cross multiply
    70,002.33x = 104,981.63 × 30,548.85
  4. Step 4: Simplify right side
    70,002.33x = 3,207,067,914.88
  5. Step 5: Solve for x
    x = 3,207,067,914.88/70,002.33
  6. Step 6: Final answer
    x = 45,813.73

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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.