Finding the Fourth Proportional to 145,480.68, 218,252.43 and 44,286.65
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Solution
The fourth proportional to 145,480.68, 218,252.43 and 44,286.65 is: 66,439.53
Step by Step Solution
- Step 1: Write the proportion equation
145,480.68 : 218,252.43 = 44,286.65 : x - Step 2: Convert to fraction form
145,480.68/218,252.43 = 44,286.65/x - Step 3: Cross multiply
145,480.68x = 218,252.43 × 44,286.65 - Step 4: Simplify right side
145,480.68x = 9,665,668,830.80 - Step 5: Solve for x
x = 9,665,668,830.80/145,480.68 - Step 6: Final answer
x = 66,439.53
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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.