Finding the Fourth Proportional to 219,656.44, 303,153.95 and 122,865.67
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Solution
The fourth proportional to 219,656.44, 303,153.95 and 122,865.67 is: 169,570.32
Step by Step Solution
- Step 1: Write the proportion equation
219,656.44 : 303,153.95 = 122,865.67 : x - Step 2: Convert to fraction form
219,656.44/303,153.95 = 122,865.67/x - Step 3: Cross multiply
219,656.44x = 303,153.95 × 122,865.67 - Step 4: Simplify right side
219,656.44x = 37,247,213,179.90 - Step 5: Solve for x
x = 37,247,213,179.90/219,656.44 - Step 6: Final answer
x = 169,570.32
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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.