Finding the Fourth Proportional to 215,010.59, 296,724.74 and 119,518.88
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Solution
The fourth proportional to 215,010.59, 296,724.74 and 119,518.88 is: 164,941.68
Step by Step Solution
- Step 1: Write the proportion equation
215,010.59 : 296,724.74 = 119,518.88 : x - Step 2: Convert to fraction form
215,010.59/296,724.74 = 119,518.88/x - Step 3: Cross multiply
215,010.59x = 296,724.74 × 119,518.88 - Step 4: Simplify right side
215,010.59x = 35,464,206,511.87 - Step 5: Solve for x
x = 35,464,206,511.87/215,010.59 - Step 6: Final answer
x = 164,941.68
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1.5x scale
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.