Finding the Fourth Proportional to 133,926.12, 200,889.18 and 104,366.08
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Solution
The fourth proportional to 133,926.12, 200,889.18 and 104,366.08 is: 156,549.12
Step by Step Solution
- Step 1: Write the proportion equation
133,926.12 : 200,889.18 = 104,366.08 : x - Step 2: Convert to fraction form
133,926.12/200,889.18 = 104,366.08/x - Step 3: Cross multiply
133,926.12x = 200,889.18 × 104,366.08 - Step 4: Simplify right side
133,926.12x = 20,966,016,231.01 - Step 5: Solve for x
x = 20,966,016,231.01/133,926.12 - Step 6: Final answer
x = 156,549.12
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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.