Finding the Fourth Proportional to 161,560.08, 222,926.31 and 89,938.26
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Solution
The fourth proportional to 161,560.08, 222,926.31 and 89,938.26 is: 124,099.99
Step by Step Solution
- Step 1: Write the proportion equation
161,560.08 : 222,926.31 = 89,938.26 : x - Step 2: Convert to fraction form
161,560.08/222,926.31 = 89,938.26/x - Step 3: Cross multiply
161,560.08x = 222,926.31 × 89,938.26 - Step 4: Simplify right side
161,560.08x = 20,049,604,429.62 - Step 5: Solve for x
x = 20,049,604,429.62/161,560.08 - Step 6: Final answer
x = 124,099.99
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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.