Finding the Fourth Proportional to 92,557.08, 138,806.64 and 33,384.96
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Solution
The fourth proportional to 92,557.08, 138,806.64 and 33,384.96 is: 50,066.99
Step by Step Solution
- Step 1: Write the proportion equation
92,557.08 : 138,806.64 = 33,384.96 : x - Step 2: Convert to fraction form
92,557.08/138,806.64 = 33,384.96/x - Step 3: Cross multiply
92,557.08x = 138,806.64 × 33,384.96 - Step 4: Simplify right side
92,557.08x = 4,634,054,124.13 - Step 5: Solve for x
x = 4,634,054,124.13/92,557.08 - Step 6: Final answer
x = 50,066.99
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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.