Finding the Fourth Proportional to 292,571.52, 403,750.14 and 163,512.12
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Solution
The fourth proportional to 292,571.52, 403,750.14 and 163,512.12 is: 225,647.53
Step by Step Solution
- Step 1: Write the proportion equation
292,571.52 : 403,750.14 = 163,512.12 : x - Step 2: Convert to fraction form
292,571.52/403,750.14 = 163,512.12/x - Step 3: Cross multiply
292,571.52x = 403,750.14 × 163,512.12 - Step 4: Simplify right side
292,571.52x = 66,018,041,341.70 - Step 5: Solve for x
x = 66,018,041,341.70/292,571.52 - Step 6: Final answer
x = 225,647.53
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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.