Finding the Fourth Proportional to 134,765.08, 202,272.12 and 68,251.96
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Solution
The fourth proportional to 134,765.08, 202,272.12 and 68,251.96 is: 102,440.99
Step by Step Solution
- Step 1: Write the proportion equation
134,765.08 : 202,272.12 = 68,251.96 : x - Step 2: Convert to fraction form
134,765.08/202,272.12 = 68,251.96/x - Step 3: Cross multiply
134,765.08x = 202,272.12 × 68,251.96 - Step 4: Simplify right side
134,765.08x = 13,805,468,643.36 - Step 5: Solve for x
x = 13,805,468,643.36/134,765.08 - Step 6: Final answer
x = 102,440.99
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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.