Finding the Fourth Proportional to 214,405.68, 295,889.40 and 118,905.96
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Solution
The fourth proportional to 214,405.68, 295,889.40 and 118,905.96 is: 164,095.53
Step by Step Solution
- Step 1: Write the proportion equation
214,405.68 : 295,889.40 = 118,905.96 : x - Step 2: Convert to fraction form
214,405.68/295,889.40 = 118,905.96/x - Step 3: Cross multiply
214,405.68x = 295,889.40 × 118,905.96 - Step 4: Simplify right side
214,405.68x = 35,183,013,160.82 - Step 5: Solve for x
x = 35,183,013,160.82/214,405.68 - Step 6: Final answer
x = 164,095.53
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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.