Finding the Fourth Proportional to 194,792.75, 292,079.77 and 68,397.82
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Solution
The fourth proportional to 194,792.75, 292,079.77 and 68,397.82 is: 102,558.33
Step by Step Solution
- Step 1: Write the proportion equation
194,792.75 : 292,079.77 = 68,397.82 : x - Step 2: Convert to fraction form
194,792.75/292,079.77 = 68,397.82/x - Step 3: Cross multiply
194,792.75x = 292,079.77 × 68,397.82 - Step 4: Simplify right side
194,792.75x = 19,977,619,017.65 - Step 5: Solve for x
x = 19,977,619,017.65/194,792.75 - Step 6: Final answer
x = 102,558.33
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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.