Finding the Fourth Proportional to 83,545.08, 125,343.63 and 27,385.62
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Solution
The fourth proportional to 83,545.08, 125,343.63 and 27,385.62 is: 41,086.96
Step by Step Solution
- Step 1: Write the proportion equation
83,545.08 : 125,343.63 = 27,385.62 : x - Step 2: Convert to fraction form
83,545.08/125,343.63 = 27,385.62/x - Step 3: Cross multiply
83,545.08x = 125,343.63 × 27,385.62 - Step 4: Simplify right side
83,545.08x = 3,432,613,020.60 - Step 5: Solve for x
x = 3,432,613,020.60/83,545.08 - Step 6: Final answer
x = 41,086.96
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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.