Finding the Fourth Proportional to 176,620.18, 243,742.24 and 101,183.26
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Solution
The fourth proportional to 176,620.18, 243,742.24 and 101,183.26 is: 139,636.56
Step by Step Solution
- Step 1: Write the proportion equation
176,620.18 : 243,742.24 = 101,183.26 : x - Step 2: Convert to fraction form
176,620.18/243,742.24 = 101,183.26/x - Step 3: Cross multiply
176,620.18x = 243,742.24 × 101,183.26 - Step 4: Simplify right side
176,620.18x = 24,662,633,580.59 - Step 5: Solve for x
x = 24,662,633,580.59/176,620.18 - Step 6: Final answer
x = 139,636.56
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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.