Finding the Fourth Proportional to 212,588.09, 293,371.53 and 117,094.79
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Solution
The fourth proportional to 212,588.09, 293,371.53 and 117,094.79 is: 161,590.79
Step by Step Solution
- Step 1: Write the proportion equation
212,588.09 : 293,371.53 = 117,094.79 : x - Step 2: Convert to fraction form
212,588.09/293,371.53 = 117,094.79/x - Step 3: Cross multiply
212,588.09x = 293,371.53 × 117,094.79 - Step 4: Simplify right side
212,588.09x = 34,352,276,230.47 - Step 5: Solve for x
x = 34,352,276,230.47/212,588.09 - Step 6: Final answer
x = 161,590.79
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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.