Finding the Fourth Proportional to 161,723.99, 242,661.32 and 61,851.29
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Solution
The fourth proportional to 161,723.99, 242,661.32 and 61,851.29 is: 92,805.75
Step by Step Solution
- Step 1: Write the proportion equation
161,723.99 : 242,661.32 = 61,851.29 : x - Step 2: Convert to fraction form
161,723.99/242,661.32 = 61,851.29/x - Step 3: Cross multiply
161,723.99x = 242,661.32 × 61,851.29 - Step 4: Simplify right side
161,723.99x = 15,008,915,675.10 - Step 5: Solve for x
x = 15,008,915,675.10/161,723.99 - Step 6: Final answer
x = 92,805.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.