Finding the Fourth Proportional to 236,524.32, 354,833.15 and 86,765.99
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Solution
The fourth proportional to 236,524.32, 354,833.15 and 86,765.99 is: 130,166.10
Step by Step Solution
- Step 1: Write the proportion equation
236,524.32 : 354,833.15 = 86,765.99 : x - Step 2: Convert to fraction form
236,524.32/354,833.15 = 86,765.99/x - Step 3: Cross multiply
236,524.32x = 354,833.15 × 86,765.99 - Step 4: Simplify right side
236,524.32x = 30,787,447,336.57 - Step 5: Solve for x
x = 30,787,447,336.57/236,524.32 - Step 6: Final answer
x = 130,166.10
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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.