Finding the Fourth Proportional to 229,393.40, 344,202.80 and 103,122.84
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Solution
The fourth proportional to 229,393.40, 344,202.80 and 103,122.84 is: 154,734.92
Step by Step Solution
- Step 1: Write the proportion equation
229,393.40 : 344,202.80 = 103,122.84 : x - Step 2: Convert to fraction form
229,393.40/344,202.80 = 103,122.84/x - Step 3: Cross multiply
229,393.40x = 344,202.80 × 103,122.84 - Step 4: Simplify right side
229,393.40x = 35,495,170,271.95 - Step 5: Solve for x
x = 35,495,170,271.95/229,393.40 - Step 6: Final answer
x = 154,734.92
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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.