Finding the Fourth Proportional to 143,268.53, 214,851.76 and 54,545.99
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Solution
The fourth proportional to 143,268.53, 214,851.76 and 54,545.99 is: 81,799.55
Step by Step Solution
- Step 1: Write the proportion equation
143,268.53 : 214,851.76 = 54,545.99 : x - Step 2: Convert to fraction form
143,268.53/214,851.76 = 54,545.99/x - Step 3: Cross multiply
143,268.53x = 214,851.76 × 54,545.99 - Step 4: Simplify right side
143,268.53x = 11,719,301,952.44 - Step 5: Solve for x
x = 11,719,301,952.44/143,268.53 - Step 6: Final answer
x = 81,799.55
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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.