Finding the Fourth Proportional to 132,313.56, 182,593.95 and 71,884.62
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Solution
The fourth proportional to 132,313.56, 182,593.95 and 71,884.62 is: 99,201.45
Step by Step Solution
- Step 1: Write the proportion equation
132,313.56 : 182,593.95 = 71,884.62 : x - Step 2: Convert to fraction form
132,313.56/182,593.95 = 71,884.62/x - Step 3: Cross multiply
132,313.56x = 182,593.95 × 71,884.62 - Step 4: Simplify right side
132,313.56x = 13,125,696,710.05 - Step 5: Solve for x
x = 13,125,696,710.05/132,313.56 - Step 6: Final answer
x = 99,201.45
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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.