Finding the Fourth Proportional to 219,655.44, 303,152.57 and 122,864.67
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Solution
The fourth proportional to 219,655.44, 303,152.57 and 122,864.67 is: 169,568.95
Step by Step Solution
- Step 1: Write the proportion equation
219,655.44 : 303,152.57 = 122,864.67 : x - Step 2: Convert to fraction form
219,655.44/303,152.57 = 122,864.67/x - Step 3: Cross multiply
219,655.44x = 303,152.57 × 122,864.67 - Step 4: Simplify right side
219,655.44x = 37,246,740,903.66 - Step 5: Solve for x
x = 37,246,740,903.66/219,655.44 - Step 6: Final answer
x = 169,568.95
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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.