Finding the Fourth Proportional to 125,538.06, 173,246.67 and 68,954.70
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Solution
The fourth proportional to 125,538.06, 173,246.67 and 68,954.70 is: 95,159.76
Step by Step Solution
- Step 1: Write the proportion equation
125,538.06 : 173,246.67 = 68,954.70 : x - Step 2: Convert to fraction form
125,538.06/173,246.67 = 68,954.70/x - Step 3: Cross multiply
125,538.06x = 173,246.67 × 68,954.70 - Step 4: Simplify right side
125,538.06x = 11,946,172,155.85 - Step 5: Solve for x
x = 11,946,172,155.85/125,538.06 - Step 6: Final answer
x = 95,159.76
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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.