Finding the Fourth Proportional to 222,148.08, 306,564.66 and 121,546.08
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Solution
The fourth proportional to 222,148.08, 306,564.66 and 121,546.08 is: 167,733.76
Step by Step Solution
- Step 1: Write the proportion equation
222,148.08 : 306,564.66 = 121,546.08 : x - Step 2: Convert to fraction form
222,148.08/306,564.66 = 121,546.08/x - Step 3: Cross multiply
222,148.08x = 306,564.66 × 121,546.08 - Step 4: Simplify right side
222,148.08x = 37,261,732,689.53 - Step 5: Solve for x
x = 37,261,732,689.53/222,148.08 - Step 6: Final answer
x = 167,733.76
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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.