Finding the Fourth Proportional to 126,755.58, 190,071.87 and 63,548.55
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Solution
The fourth proportional to 126,755.58, 190,071.87 and 63,548.55 is: 95,291.99
Step by Step Solution
- Step 1: Write the proportion equation
126,755.58 : 190,071.87 = 63,548.55 : x - Step 2: Convert to fraction form
126,755.58/190,071.87 = 63,548.55/x - Step 3: Cross multiply
126,755.58x = 190,071.87 × 63,548.55 - Step 4: Simplify right side
126,755.58x = 12,078,791,495.98 - Step 5: Solve for x
x = 12,078,791,495.98/126,755.58 - Step 6: Final answer
x = 95,291.99
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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.