Home / 208,141.80-312,214.23-50,370.26

Finding the Fourth Proportional to 208,141.80, 312,214.23 and 50,370.26

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Solution

The fourth proportional to 208,141.80, 312,214.23 and 50,370.26 is: 75,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,141.80 : 312,214.23 = 50,370.26 : x
  2. Step 2: Convert to fraction form
    208,141.80/312,214.23 = 50,370.26/x
  3. Step 3: Cross multiply
    208,141.80x = 312,214.23 × 50,370.26
  4. Step 4: Simplify right side
    208,141.80x = 15,726,310,379.73
  5. Step 5: Solve for x
    x = 15,726,310,379.73/208,141.80
  6. Step 6: Final answer
    x = 75,555.75

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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.