Finding the Fourth Proportional to 250,202.06, 345,272.10 and 142,770.14
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Solution
The fourth proportional to 250,202.06, 345,272.10 and 142,770.14 is: 197,018.95
Step by Step Solution
- Step 1: Write the proportion equation
250,202.06 : 345,272.10 = 142,770.14 : x - Step 2: Convert to fraction form
250,202.06/345,272.10 = 142,770.14/x - Step 3: Cross multiply
250,202.06x = 345,272.10 × 142,770.14 - Step 4: Simplify right side
250,202.06x = 49,294,546,055.09 - Step 5: Solve for x
x = 49,294,546,055.09/250,202.06 - Step 6: Final answer
x = 197,018.95
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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.