Finding the Fourth Proportional to 179,329.15, 247,475.84 and 98,756.99
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Solution
The fourth proportional to 179,329.15, 247,475.84 and 98,756.99 is: 136,285.53
Step by Step Solution
- Step 1: Write the proportion equation
179,329.15 : 247,475.84 = 98,756.99 : x - Step 2: Convert to fraction form
179,329.15/247,475.84 = 98,756.99/x - Step 3: Cross multiply
179,329.15x = 247,475.84 × 98,756.99 - Step 4: Simplify right side
179,329.15x = 24,439,967,324.96 - Step 5: Solve for x
x = 24,439,967,324.96/179,329.15 - Step 6: Final answer
x = 136,285.53
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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.