Finding the Fourth Proportional to 144,415.08, 216,602.58 and 44,578.56
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Solution
The fourth proportional to 144,415.08, 216,602.58 and 44,578.56 is: 66,861.65
Step by Step Solution
- Step 1: Write the proportion equation
144,415.08 : 216,602.58 = 44,578.56 : x - Step 2: Convert to fraction form
144,415.08/216,602.58 = 44,578.56/x - Step 3: Cross multiply
144,415.08x = 216,602.58 × 44,578.56 - Step 4: Simplify right side
144,415.08x = 9,655,831,108.68 - Step 5: Solve for x
x = 9,655,831,108.68/144,415.08 - Step 6: Final answer
x = 66,861.65
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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.