Finding the Fourth Proportional to 354,360.26, 531,542.51 and 88,120.79
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Solution
The fourth proportional to 354,360.26, 531,542.51 and 88,120.79 is: 132,181.70
Step by Step Solution
- Step 1: Write the proportion equation
354,360.26 : 531,542.51 = 88,120.79 : x - Step 2: Convert to fraction form
354,360.26/531,542.51 = 88,120.79/x - Step 3: Cross multiply
354,360.26x = 531,542.51 × 88,120.79 - Step 4: Simplify right side
354,360.26x = 46,839,943,462.37 - Step 5: Solve for x
x = 46,839,943,462.37/354,360.26 - Step 6: Final answer
x = 132,181.70
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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.