Finding the Fourth Proportional to 212,580.84, 293,350.48 and 132,006.64
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Solution
The fourth proportional to 212,580.84, 293,350.48 and 132,006.64 is: 182,162.28
Step by Step Solution
- Step 1: Write the proportion equation
212,580.84 : 293,350.48 = 132,006.64 : x - Step 2: Convert to fraction form
212,580.84/293,350.48 = 132,006.64/x - Step 3: Cross multiply
212,580.84x = 293,350.48 × 132,006.64 - Step 4: Simplify right side
212,580.84x = 38,724,211,207.19 - Step 5: Solve for x
x = 38,724,211,207.19/212,580.84 - Step 6: Final answer
x = 182,162.28
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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.