Finding the Fourth Proportional to 106,944.96, 147,582.26 and 59,197.28
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Solution
The fourth proportional to 106,944.96, 147,582.26 and 59,197.28 is: 81,691.26
Step by Step Solution
- Step 1: Write the proportion equation
106,944.96 : 147,582.26 = 59,197.28 : x - Step 2: Convert to fraction form
106,944.96/147,582.26 = 59,197.28/x - Step 3: Cross multiply
106,944.96x = 147,582.26 × 59,197.28 - Step 4: Simplify right side
106,944.96x = 8,736,468,441.22 - Step 5: Solve for x
x = 8,736,468,441.22/106,944.96 - Step 6: Final answer
x = 81,691.26
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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.