Finding the Fourth Proportional to 125,474.64, 173,149.56 and 68,886.96
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Solution
The fourth proportional to 125,474.64, 173,149.56 and 68,886.96 is: 95,061.02
Step by Step Solution
- Step 1: Write the proportion equation
125,474.64 : 173,149.56 = 68,886.96 : x - Step 2: Convert to fraction form
125,474.64/173,149.56 = 68,886.96/x - Step 3: Cross multiply
125,474.64x = 173,149.56 × 68,886.96 - Step 4: Simplify right side
125,474.64x = 11,927,746,813.74 - Step 5: Solve for x
x = 11,927,746,813.74/125,474.64 - Step 6: Final answer
x = 95,061.02
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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.