Finding the Fourth Proportional to 188,277.57, 282,416.46 and 118,206.09
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Solution
The fourth proportional to 188,277.57, 282,416.46 and 118,206.09 is: 177,309.20
Step by Step Solution
- Step 1: Write the proportion equation
188,277.57 : 282,416.46 = 118,206.09 : x - Step 2: Convert to fraction form
188,277.57/282,416.46 = 118,206.09/x - Step 3: Cross multiply
188,277.57x = 282,416.46 × 118,206.09 - Step 4: Simplify right side
188,277.57x = 33,383,345,488.24 - Step 5: Solve for x
x = 33,383,345,488.24/188,277.57 - Step 6: Final answer
x = 177,309.20
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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.