Finding the Fourth Proportional to 246,517.20, 340,193.70 and 133,339.95
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Solution
The fourth proportional to 246,517.20, 340,193.70 and 133,339.95 is: 184,009.11
Step by Step Solution
- Step 1: Write the proportion equation
246,517.20 : 340,193.70 = 133,339.95 : x - Step 2: Convert to fraction form
246,517.20/340,193.70 = 133,339.95/x - Step 3: Cross multiply
246,517.20x = 340,193.70 × 133,339.95 - Step 4: Simplify right side
246,517.20x = 45,361,410,948.32 - Step 5: Solve for x
x = 45,361,410,948.32/246,517.20 - Step 6: Final answer
x = 184,009.11
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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.