Finding the Fourth Proportional to 144,684.63, 216,764.47 and 106,827.66
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Solution
The fourth proportional to 144,684.63, 216,764.47 and 106,827.66 is: 160,047.69
Step by Step Solution
- Step 1: Write the proportion equation
144,684.63 : 216,764.47 = 106,827.66 : x - Step 2: Convert to fraction form
144,684.63/216,764.47 = 106,827.66/x - Step 3: Cross multiply
144,684.63x = 216,764.47 × 106,827.66 - Step 4: Simplify right side
144,684.63x = 23,156,441,101.24 - Step 5: Solve for x
x = 23,156,441,101.24/144,684.63 - Step 6: Final answer
x = 160,047.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.