Finding the Fourth Proportional to 214,805.13, 296,431.10 and 119,320.71
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Solution
The fourth proportional to 214,805.13, 296,431.10 and 119,320.71 is: 164,662.59
Step by Step Solution
- Step 1: Write the proportion equation
214,805.13 : 296,431.10 = 119,320.71 : x - Step 2: Convert to fraction form
214,805.13/296,431.10 = 119,320.71/x - Step 3: Cross multiply
214,805.13x = 296,431.10 × 119,320.71 - Step 4: Simplify right side
214,805.13x = 35,370,369,318.08 - Step 5: Solve for x
x = 35,370,369,318.08/214,805.13 - Step 6: Final answer
x = 164,662.59
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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.