Home / 209,072.21-313,620.23-59,300.73

Finding the Fourth Proportional to 209,072.21, 313,620.23 and 59,300.73

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Solution

The fourth proportional to 209,072.21, 313,620.23 and 59,300.73 is: 88,954.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,072.21 : 313,620.23 = 59,300.73 : x
  2. Step 2: Convert to fraction form
    209,072.21/313,620.23 = 59,300.73/x
  3. Step 3: Cross multiply
    209,072.21x = 313,620.23 × 59,300.73
  4. Step 4: Simplify right side
    209,072.21x = 18,597,908,581.77
  5. Step 5: Solve for x
    x = 18,597,908,581.77/209,072.21
  6. Step 6: Final answer
    x = 88,954.47

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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.