Finding the Fourth Proportional to 246,068.12, 369,331.79 and 126,215.05
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Solution
The fourth proportional to 246,068.12, 369,331.79 and 126,215.05 is: 189,440.35
Step by Step Solution
- Step 1: Write the proportion equation
246,068.12 : 369,331.79 = 126,215.05 : x - Step 2: Convert to fraction form
246,068.12/369,331.79 = 126,215.05/x - Step 3: Cross multiply
246,068.12x = 369,331.79 × 126,215.05 - Step 4: Simplify right side
246,068.12x = 46,615,230,341.44 - Step 5: Solve for x
x = 46,615,230,341.44/246,068.12 - Step 6: Final answer
x = 189,440.35
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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.