Finding the Fourth Proportional to 121,095.08, 181,524.80 and 57,898.88
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Solution
The fourth proportional to 121,095.08, 181,524.80 and 57,898.88 is: 86,791.99
Step by Step Solution
- Step 1: Write the proportion equation
121,095.08 : 181,524.80 = 57,898.88 : x - Step 2: Convert to fraction form
121,095.08/181,524.80 = 57,898.88/x - Step 3: Cross multiply
121,095.08x = 181,524.80 × 57,898.88 - Step 4: Simplify right side
121,095.08x = 10,510,082,612.22 - Step 5: Solve for x
x = 10,510,082,612.22/121,095.08 - Step 6: Final answer
x = 86,791.99
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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.