Finding the Fourth Proportional to 135,353.88, 203,072.34 and 60,536.95
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Solution
The fourth proportional to 135,353.88, 203,072.34 and 60,536.95 is: 90,823.99
Step by Step Solution
- Step 1: Write the proportion equation
135,353.88 : 203,072.34 = 60,536.95 : x - Step 2: Convert to fraction form
135,353.88/203,072.34 = 60,536.95/x - Step 3: Cross multiply
135,353.88x = 203,072.34 × 60,536.95 - Step 4: Simplify right side
135,353.88x = 12,293,380,092.96 - Step 5: Solve for x
x = 12,293,380,092.96/135,353.88 - Step 6: Final answer
x = 90,823.99
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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.