Finding the Fourth Proportional to 246,902.12, 340,724.94 and 133,724.88
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Solution
The fourth proportional to 246,902.12, 340,724.94 and 133,724.88 is: 184,540.34
Step by Step Solution
- Step 1: Write the proportion equation
246,902.12 : 340,724.94 = 133,724.88 : x - Step 2: Convert to fraction form
246,902.12/340,724.94 = 133,724.88/x - Step 3: Cross multiply
246,902.12x = 340,724.94 × 133,724.88 - Step 4: Simplify right side
246,902.12x = 45,563,401,714.51 - Step 5: Solve for x
x = 45,563,401,714.51/246,902.12 - Step 6: Final answer
x = 184,540.34
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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.