Finding the Fourth Proportional to 215,991.42, 323,950.23 and 58,182.99
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Solution
The fourth proportional to 215,991.42, 323,950.23 and 58,182.99 is: 87,264.55
Step by Step Solution
- Step 1: Write the proportion equation
215,991.42 : 323,950.23 = 58,182.99 : x - Step 2: Convert to fraction form
215,991.42/323,950.23 = 58,182.99/x - Step 3: Cross multiply
215,991.42x = 323,950.23 × 58,182.99 - Step 4: Simplify right side
215,991.42x = 18,848,392,992.59 - Step 5: Solve for x
x = 18,848,392,992.59/215,991.42 - Step 6: Final answer
x = 87,264.55
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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.