Finding the Fourth Proportional to 125,476.08, 173,157.72 and 68,887.92
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Solution
The fourth proportional to 125,476.08, 173,157.72 and 68,887.92 is: 95,065.73
Step by Step Solution
- Step 1: Write the proportion equation
125,476.08 : 173,157.72 = 68,887.92 : x - Step 2: Convert to fraction form
125,476.08/173,157.72 = 68,887.92/x - Step 3: Cross multiply
125,476.08x = 173,157.72 × 68,887.92 - Step 4: Simplify right side
125,476.08x = 11,928,475,162.74 - Step 5: Solve for x
x = 11,928,475,162.74/125,476.08 - Step 6: Final answer
x = 95,065.73
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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.