Finding the Fourth Proportional to 116,926.08, 161,357.51 and 63,211.08
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Solution
The fourth proportional to 116,926.08, 161,357.51 and 63,211.08 is: 87,231.03
Step by Step Solution
- Step 1: Write the proportion equation
116,926.08 : 161,357.51 = 63,211.08 : x - Step 2: Convert to fraction form
116,926.08/161,357.51 = 63,211.08/x - Step 3: Cross multiply
116,926.08x = 161,357.51 × 63,211.08 - Step 4: Simplify right side
116,926.08x = 10,199,582,315.18 - Step 5: Solve for x
x = 10,199,582,315.18/116,926.08 - Step 6: Final answer
x = 87,231.03
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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.