Finding the Fourth Proportional to 179,875.71, 248,249.48 and 149,607.63
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Solution
The fourth proportional to 179,875.71, 248,249.48 and 149,607.63 is: 206,475.99
Step by Step Solution
- Step 1: Write the proportion equation
179,875.71 : 248,249.48 = 149,607.63 : x - Step 2: Convert to fraction form
179,875.71/248,249.48 = 149,607.63/x - Step 3: Cross multiply
179,875.71x = 248,249.48 × 149,607.63 - Step 4: Simplify right side
179,875.71x = 37,140,015,603.49 - Step 5: Solve for x
x = 37,140,015,603.49/179,875.71 - Step 6: Final answer
x = 206,475.99
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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.