Finding the Fourth Proportional to 144,289.53, 216,457.99 and 44,447.54
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Solution
The fourth proportional to 144,289.53, 216,457.99 and 44,447.54 is: 66,678.61
Step by Step Solution
- Step 1: Write the proportion equation
144,289.53 : 216,457.99 = 44,447.54 : x - Step 2: Convert to fraction form
144,289.53/216,457.99 = 44,447.54/x - Step 3: Cross multiply
144,289.53x = 216,457.99 × 44,447.54 - Step 4: Simplify right side
144,289.53x = 9,621,025,168.84 - Step 5: Solve for x
x = 9,621,025,168.84/144,289.53 - Step 6: Final answer
x = 66,678.61
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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.