Finding the Fourth Proportional to 83,428.40, 125,163.11 and 24,264.58
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Solution
The fourth proportional to 83,428.40, 125,163.11 and 24,264.58 is: 36,402.84
Step by Step Solution
- Step 1: Write the proportion equation
83,428.40 : 125,163.11 = 24,264.58 : x - Step 2: Convert to fraction form
83,428.40/125,163.11 = 24,264.58/x - Step 3: Cross multiply
83,428.40x = 125,163.11 × 24,264.58 - Step 4: Simplify right side
83,428.40x = 3,037,030,295.64 - Step 5: Solve for x
x = 3,037,030,295.64/83,428.40 - Step 6: Final answer
x = 36,402.84
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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.