Finding the Fourth Proportional to 215,137.08, 296,866.44 and 119,628.36
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Solution
The fourth proportional to 215,137.08, 296,866.44 and 119,628.36 is: 165,074.50
Step by Step Solution
- Step 1: Write the proportion equation
215,137.08 : 296,866.44 = 119,628.36 : x - Step 2: Convert to fraction form
215,137.08/296,866.44 = 119,628.36/x - Step 3: Cross multiply
215,137.08x = 296,866.44 × 119,628.36 - Step 4: Simplify right side
215,137.08x = 35,513,645,356.24 - Step 5: Solve for x
x = 35,513,645,356.24/215,137.08 - Step 6: Final answer
x = 165,074.50
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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.