Finding the Fourth Proportional to 176,128.74, 264,209.18 and 49,770.81
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Solution
The fourth proportional to 176,128.74, 264,209.18 and 49,770.81 is: 74,660.75
Step by Step Solution
- Step 1: Write the proportion equation
176,128.74 : 264,209.18 = 49,770.81 : x - Step 2: Convert to fraction form
176,128.74/264,209.18 = 49,770.81/x - Step 3: Cross multiply
176,128.74x = 264,209.18 × 49,770.81 - Step 4: Simplify right side
176,128.74x = 13,149,904,649.18 - Step 5: Solve for x
x = 13,149,904,649.18/176,128.74 - Step 6: Final answer
x = 74,660.75
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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.