Finding the Fourth Proportional to 192,801.48, 288,699.18 and 155,155.92
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Solution
The fourth proportional to 192,801.48, 288,699.18 and 155,155.92 is: 232,329.06
Step by Step Solution
- Step 1: Write the proportion equation
192,801.48 : 288,699.18 = 155,155.92 : x - Step 2: Convert to fraction form
192,801.48/288,699.18 = 155,155.92/x - Step 3: Cross multiply
192,801.48x = 288,699.18 × 155,155.92 - Step 4: Simplify right side
192,801.48x = 44,793,386,876.15 - Step 5: Solve for x
x = 44,793,386,876.15/192,801.48 - Step 6: Final answer
x = 232,329.06
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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.