Finding the Fourth Proportional to 207,588.03, 286,524.93 and 135,171.68
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Solution
The fourth proportional to 207,588.03, 286,524.93 and 135,171.68 is: 186,571.71
Step by Step Solution
- Step 1: Write the proportion equation
207,588.03 : 286,524.93 = 135,171.68 : x - Step 2: Convert to fraction form
207,588.03/286,524.93 = 135,171.68/x - Step 3: Cross multiply
207,588.03x = 286,524.93 × 135,171.68 - Step 4: Simplify right side
207,588.03x = 38,730,054,717.36 - Step 5: Solve for x
x = 38,730,054,717.36/207,588.03 - Step 6: Final answer
x = 186,571.71
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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.