Finding the Fourth Proportional to 135,293.82, 186,552.68 and 101,193.03
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Solution
The fourth proportional to 135,293.82, 186,552.68 and 101,193.03 is: 139,532.09
Step by Step Solution
- Step 1: Write the proportion equation
135,293.82 : 186,552.68 = 101,193.03 : x - Step 2: Convert to fraction form
135,293.82/186,552.68 = 101,193.03/x - Step 3: Cross multiply
135,293.82x = 186,552.68 × 101,193.03 - Step 4: Simplify right side
135,293.82x = 18,877,830,011.06 - Step 5: Solve for x
x = 18,877,830,011.06/135,293.82 - Step 6: Final answer
x = 139,532.09
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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.