Finding the Fourth Proportional to 92,192.86, 138,322.50 and 32,230.18
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Solution
The fourth proportional to 92,192.86, 138,322.50 and 32,230.18 is: 48,356.88
Step by Step Solution
- Step 1: Write the proportion equation
92,192.86 : 138,322.50 = 32,230.18 : x - Step 2: Convert to fraction form
92,192.86/138,322.50 = 32,230.18/x - Step 3: Cross multiply
92,192.86x = 138,322.50 × 32,230.18 - Step 4: Simplify right side
92,192.86x = 4,458,159,073.05 - Step 5: Solve for x
x = 4,458,159,073.05/92,192.86 - Step 6: Final answer
x = 48,356.88
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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.