Finding the Fourth Proportional to 193,371.84, 266,852.88 and 108,496.80
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Solution
The fourth proportional to 193,371.84, 266,852.88 and 108,496.80 is: 149,725.44
Step by Step Solution
- Step 1: Write the proportion equation
193,371.84 : 266,852.88 = 108,496.80 : x - Step 2: Convert to fraction form
193,371.84/266,852.88 = 108,496.80/x - Step 3: Cross multiply
193,371.84x = 266,852.88 × 108,496.80 - Step 4: Simplify right side
193,371.84x = 28,952,683,550.78 - Step 5: Solve for x
x = 28,952,683,550.78/193,371.84 - Step 6: Final answer
x = 149,725.44
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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.