Finding the Fourth Proportional to 272,935.92, 376,652.16 and 158,236.68
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Solution
The fourth proportional to 272,935.92, 376,652.16 and 158,236.68 is: 218,366.96
Step by Step Solution
- Step 1: Write the proportion equation
272,935.92 : 376,652.16 = 158,236.68 : x - Step 2: Convert to fraction form
272,935.92/376,652.16 = 158,236.68/x - Step 3: Cross multiply
272,935.92x = 376,652.16 × 158,236.68 - Step 4: Simplify right side
272,935.92x = 59,600,187,313.23 - Step 5: Solve for x
x = 59,600,187,313.23/272,935.92 - Step 6: Final answer
x = 218,366.96
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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.