Finding the Fourth Proportional to 164,446.20, 246,669.30 and 149,671.80
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Solution
The fourth proportional to 164,446.20, 246,669.30 and 149,671.80 is: 224,507.70
Step by Step Solution
- Step 1: Write the proportion equation
164,446.20 : 246,669.30 = 149,671.80 : x - Step 2: Convert to fraction form
164,446.20/246,669.30 = 149,671.80/x - Step 3: Cross multiply
164,446.20x = 246,669.30 × 149,671.80 - Step 4: Simplify right side
164,446.20x = 36,919,438,135.74 - Step 5: Solve for x
x = 36,919,438,135.74/164,446.20 - Step 6: Final answer
x = 224,507.70
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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.