Finding the Fourth Proportional to 165,687.44, 228,655.14 and 94,074.14
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Solution
The fourth proportional to 165,687.44, 228,655.14 and 94,074.14 is: 129,825.99
Step by Step Solution
- Step 1: Write the proportion equation
165,687.44 : 228,655.14 = 94,074.14 : x - Step 2: Convert to fraction form
165,687.44/228,655.14 = 94,074.14/x - Step 3: Cross multiply
165,687.44x = 228,655.14 × 94,074.14 - Step 4: Simplify right side
165,687.44x = 21,510,535,652.08 - Step 5: Solve for x
x = 21,510,535,652.08/165,687.44 - Step 6: Final answer
x = 129,825.99
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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.