Finding the Fourth Proportional to 178,163.28, 245,804.28 and 101,627.40
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Solution
The fourth proportional to 178,163.28, 245,804.28 and 101,627.40 is: 140,210.99
Step by Step Solution
- Step 1: Write the proportion equation
178,163.28 : 245,804.28 = 101,627.40 : x - Step 2: Convert to fraction form
178,163.28/245,804.28 = 101,627.40/x - Step 3: Cross multiply
178,163.28x = 245,804.28 × 101,627.40 - Step 4: Simplify right side
178,163.28x = 24,980,449,885.27 - Step 5: Solve for x
x = 24,980,449,885.27/178,163.28 - Step 6: Final answer
x = 140,210.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.