Finding the Fourth Proportional to 254,684.76, 351,485.82 and 164,229
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Solution
The fourth proportional to 254,684.76, 351,485.82 and 164,229 is: 226,649.47
Step by Step Solution
- Step 1: Write the proportion equation
254,684.76 : 351,485.82 = 164,229 : x - Step 2: Convert to fraction form
254,684.76/351,485.82 = 164,229/x - Step 3: Cross multiply
254,684.76x = 351,485.82 × 164,229 - Step 4: Simplify right side
254,684.76x = 57,724,164,732.78 - Step 5: Solve for x
x = 57,724,164,732.78/254,684.76 - Step 6: Final answer
x = 226,649.47
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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.