Finding the Fourth Proportional to 188,246.08, 282,347.36 and 69,919.84
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Solution
The fourth proportional to 188,246.08, 282,347.36 and 69,919.84 is: 104,871.68
Step by Step Solution
- Step 1: Write the proportion equation
188,246.08 : 282,347.36 = 69,919.84 : x - Step 2: Convert to fraction form
188,246.08/282,347.36 = 69,919.84/x - Step 3: Cross multiply
188,246.08x = 282,347.36 × 69,919.84 - Step 4: Simplify right side
188,246.08x = 19,741,682,235.62 - Step 5: Solve for x
x = 19,741,682,235.62/188,246.08 - Step 6: Final answer
x = 104,871.68
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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.