Finding the Fourth Proportional to 125,470.08, 173,149.44 and 68,881.92
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Solution
The fourth proportional to 125,470.08, 173,149.44 and 68,881.92 is: 95,057.45
Step by Step Solution
- Step 1: Write the proportion equation
125,470.08 : 173,149.44 = 68,881.92 : x - Step 2: Convert to fraction form
125,470.08/173,149.44 = 68,881.92/x - Step 3: Cross multiply
125,470.08x = 173,149.44 × 68,881.92 - Step 4: Simplify right side
125,470.08x = 11,926,865,874.12 - Step 5: Solve for x
x = 11,926,865,874.12/125,470.08 - Step 6: Final answer
x = 95,057.45
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1.5x scale
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.