Finding the Fourth Proportional to 161,560.12, 242,322.99 and 43,243.42
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Solution
The fourth proportional to 161,560.12, 242,322.99 and 43,243.42 is: 64,860.53
Step by Step Solution
- Step 1: Write the proportion equation
161,560.12 : 242,322.99 = 43,243.42 : x - Step 2: Convert to fraction form
161,560.12/242,322.99 = 43,243.42/x - Step 3: Cross multiply
161,560.12x = 242,322.99 × 43,243.42 - Step 4: Simplify right side
161,560.12x = 10,478,874,832.23 - Step 5: Solve for x
x = 10,478,874,832.23/161,560.12 - Step 6: Final answer
x = 64,860.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.