Finding the Fourth Proportional to 138,827.26, 207,963.42 and 63,844.65
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Solution
The fourth proportional to 138,827.26, 207,963.42 and 63,844.65 is: 95,639.37
Step by Step Solution
- Step 1: Write the proportion equation
138,827.26 : 207,963.42 = 63,844.65 : x - Step 2: Convert to fraction form
138,827.26/207,963.42 = 63,844.65/x - Step 3: Cross multiply
138,827.26x = 207,963.42 × 63,844.65 - Step 4: Simplify right side
138,827.26x = 13,277,351,523.29 - Step 5: Solve for x
x = 13,277,351,523.29/138,827.26 - Step 6: Final answer
x = 95,639.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.