Finding the Fourth Proportional to 125,470.68, 173,149.83 and 68,885.70
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Solution
The fourth proportional to 125,470.68, 173,149.83 and 68,885.70 is: 95,062.43
Step by Step Solution
- Step 1: Write the proportion equation
125,470.68 : 173,149.83 = 68,885.70 : x - Step 2: Convert to fraction form
125,470.68/173,149.83 = 68,885.70/x - Step 3: Cross multiply
125,470.68x = 173,149.83 × 68,885.70 - Step 4: Simplify right side
125,470.68x = 11,927,547,244.43 - Step 5: Solve for x
x = 11,927,547,244.43/125,470.68 - Step 6: Final answer
x = 95,062.43
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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.