Finding the Fourth Proportional to 209,352.26, 314,132.28 and 82,989.84
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Solution
The fourth proportional to 209,352.26, 314,132.28 and 82,989.84 is: 124,525.94
Step by Step Solution
- Step 1: Write the proportion equation
209,352.26 : 314,132.28 = 82,989.84 : x - Step 2: Convert to fraction form
209,352.26/314,132.28 = 82,989.84/x - Step 3: Cross multiply
209,352.26x = 314,132.28 × 82,989.84 - Step 4: Simplify right side
209,352.26x = 26,069,787,656.04 - Step 5: Solve for x
x = 26,069,787,656.04/209,352.26 - Step 6: Final answer
x = 124,525.94
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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.