Finding the Fourth Proportional to 193,152.84, 266,550.08 and 108,269.90
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Solution
The fourth proportional to 193,152.84, 266,550.08 and 108,269.90 is: 149,411.99
Step by Step Solution
- Step 1: Write the proportion equation
193,152.84 : 266,550.08 = 108,269.90 : x - Step 2: Convert to fraction form
193,152.84/266,550.08 = 108,269.90/x - Step 3: Cross multiply
193,152.84x = 266,550.08 × 108,269.90 - Step 4: Simplify right side
193,152.84x = 28,859,349,632.05 - Step 5: Solve for x
x = 28,859,349,632.05/193,152.84 - Step 6: Final answer
x = 149,411.99
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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.