Finding the Fourth Proportional to 246,467.12, 340,124.64 and 133,289.84
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Solution
The fourth proportional to 246,467.12, 340,124.64 and 133,289.84 is: 183,939.99
Step by Step Solution
- Step 1: Write the proportion equation
246,467.12 : 340,124.64 = 133,289.84 : x - Step 2: Convert to fraction form
246,467.12/340,124.64 = 133,289.84/x - Step 3: Cross multiply
246,467.12x = 340,124.64 × 133,289.84 - Step 4: Simplify right side
246,467.12x = 45,335,158,845.66 - Step 5: Solve for x
x = 45,335,158,845.66/246,467.12 - Step 6: Final answer
x = 183,939.99
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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.