Finding the Fourth Proportional to 230,592.12, 318,217.26 and 124,608.12
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Solution
The fourth proportional to 230,592.12, 318,217.26 and 124,608.12 is: 171,959.28
Step by Step Solution
- Step 1: Write the proportion equation
230,592.12 : 318,217.26 = 124,608.12 : x - Step 2: Convert to fraction form
230,592.12/318,217.26 = 124,608.12/x - Step 3: Cross multiply
230,592.12x = 318,217.26 × 124,608.12 - Step 4: Simplify right side
230,592.12x = 39,652,454,520.15 - Step 5: Solve for x
x = 39,652,454,520.15/230,592.12 - Step 6: Final answer
x = 171,959.28
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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.