Finding the Fourth Proportional to 260,330.36, 359,251.62 and 145,611.68
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Solution
The fourth proportional to 260,330.36, 359,251.62 and 145,611.68 is: 200,941.73
Step by Step Solution
- Step 1: Write the proportion equation
260,330.36 : 359,251.62 = 145,611.68 : x - Step 2: Convert to fraction form
260,330.36/359,251.62 = 145,611.68/x - Step 3: Cross multiply
260,330.36x = 359,251.62 × 145,611.68 - Step 4: Simplify right side
260,330.36x = 52,311,231,930.92 - Step 5: Solve for x
x = 52,311,231,930.92/260,330.36 - Step 6: Final answer
x = 200,941.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.