Finding the Fourth Proportional to 179,232, 247,340.16 and 99,744
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Solution
The fourth proportional to 179,232, 247,340.16 and 99,744 is: 137,646.72
Step by Step Solution
- Step 1: Write the proportion equation
179,232 : 247,340.16 = 99,744 : x - Step 2: Convert to fraction form
179,232/247,340.16 = 99,744/x - Step 3: Cross multiply
179,232x = 247,340.16 × 99,744 - Step 4: Simplify right side
179,232x = 24,670,696,919.04 - Step 5: Solve for x
x = 24,670,696,919.04/179,232 - Step 6: Final answer
x = 137,646.72
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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.