Finding the Fourth Proportional to 251,515.17, 347,093.33 and 136,794.96
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Solution
The fourth proportional to 251,515.17, 347,093.33 and 136,794.96 is: 188,778.34
Step by Step Solution
- Step 1: Write the proportion equation
251,515.17 : 347,093.33 = 136,794.96 : x - Step 2: Convert to fraction form
251,515.17/347,093.33 = 136,794.96/x - Step 3: Cross multiply
251,515.17x = 347,093.33 × 136,794.96 - Step 4: Simplify right side
251,515.17x = 47,480,617,509.64 - Step 5: Solve for x
x = 47,480,617,509.64/251,515.17 - Step 6: Final answer
x = 188,778.34
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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.