Finding the Fourth Proportional to 250,516.24, 345,711.14 and 135,794.44
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Solution
The fourth proportional to 250,516.24, 345,711.14 and 135,794.44 is: 187,395.64
Step by Step Solution
- Step 1: Write the proportion equation
250,516.24 : 345,711.14 = 135,794.44 : x - Step 2: Convert to fraction form
250,516.24/345,711.14 = 135,794.44/x - Step 3: Cross multiply
250,516.24x = 345,711.14 × 135,794.44 - Step 4: Simplify right side
250,516.24x = 46,945,650,658.06 - Step 5: Solve for x
x = 46,945,650,658.06/250,516.24 - Step 6: Final answer
x = 187,395.64
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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.