Finding the Fourth Proportional to 129,230.24, 193,845.53 and 62,680.17
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Solution
The fourth proportional to 129,230.24, 193,845.53 and 62,680.17 is: 94,020.34
Step by Step Solution
- Step 1: Write the proportion equation
129,230.24 : 193,845.53 = 62,680.17 : x - Step 2: Convert to fraction form
129,230.24/193,845.53 = 62,680.17/x - Step 3: Cross multiply
129,230.24x = 193,845.53 × 62,680.17 - Step 4: Simplify right side
129,230.24x = 12,150,270,460.74 - Step 5: Solve for x
x = 12,150,270,460.74/129,230.24 - Step 6: Final answer
x = 94,020.34
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.