Finding the Fourth Proportional to 240,138.68, 359,886.02 and 186,894.94
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Solution
The fourth proportional to 240,138.68, 359,886.02 and 186,894.94 is: 280,091.80
Step by Step Solution
- Step 1: Write the proportion equation
240,138.68 : 359,886.02 = 186,894.94 : x - Step 2: Convert to fraction form
240,138.68/359,886.02 = 186,894.94/x - Step 3: Cross multiply
240,138.68x = 359,886.02 × 186,894.94 - Step 4: Simplify right side
240,138.68x = 67,260,876,114.74 - Step 5: Solve for x
x = 67,260,876,114.74/240,138.68 - Step 6: Final answer
x = 280,091.80
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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.