Finding the Fourth Proportional to 135,682.23, 203,533.09 and 35,841.45
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Solution
The fourth proportional to 135,682.23, 203,533.09 and 35,841.45 is: 53,764.75
Step by Step Solution
- Step 1: Write the proportion equation
135,682.23 : 203,533.09 = 35,841.45 : x - Step 2: Convert to fraction form
135,682.23/203,533.09 = 35,841.45/x - Step 3: Cross multiply
135,682.23x = 203,533.09 × 35,841.45 - Step 4: Simplify right side
135,682.23x = 7,294,920,978.98 - Step 5: Solve for x
x = 7,294,920,978.98/135,682.23 - Step 6: Final answer
x = 53,764.75
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1.5x scale
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.