Finding the Fourth Proportional to 212,582.01, 293,376.48 and 117,088.68
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Solution
The fourth proportional to 212,582.01, 293,376.48 and 117,088.68 is: 161,589.71
Step by Step Solution
- Step 1: Write the proportion equation
212,582.01 : 293,376.48 = 117,088.68 : x - Step 2: Convert to fraction form
212,582.01/293,376.48 = 117,088.68/x - Step 3: Cross multiply
212,582.01x = 293,376.48 × 117,088.68 - Step 4: Simplify right side
212,582.01x = 34,351,064,786.25 - Step 5: Solve for x
x = 34,351,064,786.25/212,582.01 - Step 6: Final answer
x = 161,589.71
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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.