Finding the Fourth Proportional to 132,487.01, 182,832.93 and 72,058.09
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Solution
The fourth proportional to 132,487.01, 182,832.93 and 72,058.09 is: 99,440.63
Step by Step Solution
- Step 1: Write the proportion equation
132,487.01 : 182,832.93 = 72,058.09 : x - Step 2: Convert to fraction form
132,487.01/182,832.93 = 72,058.09/x - Step 3: Cross multiply
132,487.01x = 182,832.93 × 72,058.09 - Step 4: Simplify right side
132,487.01x = 13,174,591,724.90 - Step 5: Solve for x
x = 13,174,591,724.90/132,487.01 - Step 6: Final answer
x = 99,440.63
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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.