Finding the Fourth Proportional to 135,935.93, 203,905.95 and 47,192.26
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Solution
The fourth proportional to 135,935.93, 203,905.95 and 47,192.26 is: 70,789.09
Step by Step Solution
- Step 1: Write the proportion equation
135,935.93 : 203,905.95 = 47,192.26 : x - Step 2: Convert to fraction form
135,935.93/203,905.95 = 47,192.26/x - Step 3: Cross multiply
135,935.93x = 203,905.95 × 47,192.26 - Step 4: Simplify right side
135,935.93x = 9,622,781,352.46 - Step 5: Solve for x
x = 9,622,781,352.46/135,935.93 - Step 6: Final answer
x = 70,789.09
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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.