Finding the Fourth Proportional to 245,730.70, 368,790.45 and 96,042.70
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Solution
The fourth proportional to 245,730.70, 368,790.45 and 96,042.70 is: 144,140.03
Step by Step Solution
- Step 1: Write the proportion equation
245,730.70 : 368,790.45 = 96,042.70 : x - Step 2: Convert to fraction form
245,730.70/368,790.45 = 96,042.70/x - Step 3: Cross multiply
245,730.70x = 368,790.45 × 96,042.70 - Step 4: Simplify right side
245,730.70x = 35,419,630,552.22 - Step 5: Solve for x
x = 35,419,630,552.22/245,730.70 - Step 6: Final answer
x = 144,140.03
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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.