Finding the Fourth Proportional to 193,274.25, 266,747.63 and 117,866.49
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Solution
The fourth proportional to 193,274.25, 266,747.63 and 117,866.49 is: 162,673.54
Step by Step Solution
- Step 1: Write the proportion equation
193,274.25 : 266,747.63 = 117,866.49 : x - Step 2: Convert to fraction form
193,274.25/266,747.63 = 117,866.49/x - Step 3: Cross multiply
193,274.25x = 266,747.63 × 117,866.49 - Step 4: Simplify right side
193,274.25x = 31,440,606,274.59 - Step 5: Solve for x
x = 31,440,606,274.59/193,274.25 - Step 6: Final answer
x = 162,673.54
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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.