Finding the Fourth Proportional to 246,509.20, 340,182.68 and 133,331.95
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Solution
The fourth proportional to 246,509.20, 340,182.68 and 133,331.95 is: 183,998.08
Step by Step Solution
- Step 1: Write the proportion equation
246,509.20 : 340,182.68 = 133,331.95 : x - Step 2: Convert to fraction form
246,509.20/340,182.68 = 133,331.95/x - Step 3: Cross multiply
246,509.20x = 340,182.68 × 133,331.95 - Step 4: Simplify right side
246,509.20x = 45,357,220,080.63 - Step 5: Solve for x
x = 45,357,220,080.63/246,509.20 - Step 6: Final answer
x = 183,998.08
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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.