Finding the Fourth Proportional to 229,132.44, 343,701.18 and 69,209.70
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Solution
The fourth proportional to 229,132.44, 343,701.18 and 69,209.70 is: 103,815.31
Step by Step Solution
- Step 1: Write the proportion equation
229,132.44 : 343,701.18 = 69,209.70 : x - Step 2: Convert to fraction form
229,132.44/343,701.18 = 69,209.70/x - Step 3: Cross multiply
229,132.44x = 343,701.18 × 69,209.70 - Step 4: Simplify right side
229,132.44x = 23,787,455,557.45 - Step 5: Solve for x
x = 23,787,455,557.45/229,132.44 - Step 6: Final answer
x = 103,815.31
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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.