Finding the Fourth Proportional to 192,125.10, 288,187.65 and 98,813.10
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Solution
The fourth proportional to 192,125.10, 288,187.65 and 98,813.10 is: 148,219.65
Step by Step Solution
- Step 1: Write the proportion equation
192,125.10 : 288,187.65 = 98,813.10 : x - Step 2: Convert to fraction form
192,125.10/288,187.65 = 98,813.10/x - Step 3: Cross multiply
192,125.10x = 288,187.65 × 98,813.10 - Step 4: Simplify right side
192,125.10x = 28,476,715,078.22 - Step 5: Solve for x
x = 28,476,715,078.22/192,125.10 - Step 6: Final answer
x = 148,219.65
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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.