Finding the Fourth Proportional to 223,862.19, 308,951.62 and 167,175.15
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Solution
The fourth proportional to 223,862.19, 308,951.62 and 167,175.15 is: 230,717.99
Step by Step Solution
- Step 1: Write the proportion equation
223,862.19 : 308,951.62 = 167,175.15 : x - Step 2: Convert to fraction form
223,862.19/308,951.62 = 167,175.15/x - Step 3: Cross multiply
223,862.19x = 308,951.62 × 167,175.15 - Step 4: Simplify right side
223,862.19x = 51,649,033,416.24 - Step 5: Solve for x
x = 51,649,033,416.24/223,862.19 - Step 6: Final answer
x = 230,717.99
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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.