Finding the Fourth Proportional to 193,166.82, 266,555.70 and 108,267.48
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Solution
The fourth proportional to 193,166.82, 266,555.70 and 108,267.48 is: 149,400.99
Step by Step Solution
- Step 1: Write the proportion equation
193,166.82 : 266,555.70 = 108,267.48 : x - Step 2: Convert to fraction form
193,166.82/266,555.70 = 108,267.48/x - Step 3: Cross multiply
193,166.82x = 266,555.70 × 108,267.48 - Step 4: Simplify right side
193,166.82x = 28,859,313,918.64 - Step 5: Solve for x
x = 28,859,313,918.64/193,166.82 - Step 6: Final answer
x = 149,400.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.