Finding the Fourth Proportional to 162,701.06, 224,369.73 and 126,878.00
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Solution
The fourth proportional to 162,701.06, 224,369.73 and 126,878.00 is: 174,968.63
Step by Step Solution
- Step 1: Write the proportion equation
162,701.06 : 224,369.73 = 126,878.00 : x - Step 2: Convert to fraction form
162,701.06/224,369.73 = 126,878.00/x - Step 3: Cross multiply
162,701.06x = 224,369.73 × 126,878.00 - Step 4: Simplify right side
162,701.06x = 28,467,581,481.09 - Step 5: Solve for x
x = 28,467,581,481.09/162,701.06 - Step 6: Final answer
x = 174,968.63
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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.