Finding the Fourth Proportional to 144,431.18, 216,652.44 and 44,582.48
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Solution
The fourth proportional to 144,431.18, 216,652.44 and 44,582.48 is: 66,875.47
Step by Step Solution
- Step 1: Write the proportion equation
144,431.18 : 216,652.44 = 44,582.48 : x - Step 2: Convert to fraction form
144,431.18/216,652.44 = 44,582.48/x - Step 3: Cross multiply
144,431.18x = 216,652.44 × 44,582.48 - Step 4: Simplify right side
144,431.18x = 9,658,903,073.25 - Step 5: Solve for x
x = 9,658,903,073.25/144,431.18 - Step 6: Final answer
x = 66,875.47
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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.