Finding the Fourth Proportional to 136,470.99, 204,678.25 and 36,607.44
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Solution
The fourth proportional to 136,470.99, 204,678.25 and 36,607.44 is: 54,903.59
Step by Step Solution
- Step 1: Write the proportion equation
136,470.99 : 204,678.25 = 36,607.44 : x - Step 2: Convert to fraction form
136,470.99/204,678.25 = 36,607.44/x - Step 3: Cross multiply
136,470.99x = 204,678.25 × 36,607.44 - Step 4: Simplify right side
136,470.99x = 7,492,746,756.18 - Step 5: Solve for x
x = 7,492,746,756.18/136,470.99 - Step 6: Final answer
x = 54,903.59
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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.