Finding the Fourth Proportional to 143,675.23, 215,562.08 and 54,954.11
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Solution
The fourth proportional to 143,675.23, 215,562.08 and 54,954.11 is: 82,449.99
Step by Step Solution
- Step 1: Write the proportion equation
143,675.23 : 215,562.08 = 54,954.11 : x - Step 2: Convert to fraction form
143,675.23/215,562.08 = 54,954.11/x - Step 3: Cross multiply
143,675.23x = 215,562.08 × 54,954.11 - Step 4: Simplify right side
143,675.23x = 11,846,021,410.79 - Step 5: Solve for x
x = 11,846,021,410.79/143,675.23 - Step 6: Final answer
x = 82,449.99
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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.