Finding the Fourth Proportional to 165,320.21, 228,183.73 and 101,714.96
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Solution
The fourth proportional to 165,320.21, 228,183.73 and 101,714.96 is: 140,392.39
Step by Step Solution
- Step 1: Write the proportion equation
165,320.21 : 228,183.73 = 101,714.96 : x - Step 2: Convert to fraction form
165,320.21/228,183.73 = 101,714.96/x - Step 3: Cross multiply
165,320.21x = 228,183.73 × 101,714.96 - Step 4: Simplify right side
165,320.21x = 23,209,698,969.60 - Step 5: Solve for x
x = 23,209,698,969.60/165,320.21 - Step 6: Final answer
x = 140,392.39
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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.