Finding the Fourth Proportional to 165,542.20, 228,446.12 and 97,562.07
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Solution
The fourth proportional to 165,542.20, 228,446.12 and 97,562.07 is: 134,634.41
Step by Step Solution
- Step 1: Write the proportion equation
165,542.20 : 228,446.12 = 97,562.07 : x - Step 2: Convert to fraction form
165,542.20/228,446.12 = 97,562.07/x - Step 3: Cross multiply
165,542.20x = 228,446.12 × 97,562.07 - Step 4: Simplify right side
165,542.20x = 22,287,676,594.57 - Step 5: Solve for x
x = 22,287,676,594.57/165,542.20 - Step 6: Final answer
x = 134,634.41
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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.