Finding the Fourth Proportional to 292,163.71, 403,177.74 and 164,851.15
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Solution
The fourth proportional to 292,163.71, 403,177.74 and 164,851.15 is: 227,489.97
Step by Step Solution
- Step 1: Write the proportion equation
292,163.71 : 403,177.74 = 164,851.15 : x - Step 2: Convert to fraction form
292,163.71/403,177.74 = 164,851.15/x - Step 3: Cross multiply
292,163.71x = 403,177.74 × 164,851.15 - Step 4: Simplify right side
292,163.71x = 66,464,314,093.40 - Step 5: Solve for x
x = 66,464,314,093.40/292,163.71 - Step 6: Final answer
x = 227,489.97
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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.