Finding the Fourth Proportional to 132,192.08, 182,425.56 and 71,762.84
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Solution
The fourth proportional to 132,192.08, 182,425.56 and 71,762.84 is: 99,032.98
Step by Step Solution
- Step 1: Write the proportion equation
132,192.08 : 182,425.56 = 71,762.84 : x - Step 2: Convert to fraction form
132,192.08/182,425.56 = 71,762.84/x - Step 3: Cross multiply
132,192.08x = 182,425.56 × 71,762.84 - Step 4: Simplify right side
132,192.08x = 13,091,376,274.19 - Step 5: Solve for x
x = 13,091,376,274.19/132,192.08 - Step 6: Final answer
x = 99,032.98
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1.5x scale
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.