Finding the Fourth Proportional to 214,579.26, 296,099.81 and 127,349.32
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Solution
The fourth proportional to 214,579.26, 296,099.81 and 127,349.32 is: 175,730.45
Step by Step Solution
- Step 1: Write the proportion equation
214,579.26 : 296,099.81 = 127,349.32 : x - Step 2: Convert to fraction form
214,579.26/296,099.81 = 127,349.32/x - Step 3: Cross multiply
214,579.26x = 296,099.81 × 127,349.32 - Step 4: Simplify right side
214,579.26x = 37,708,109,455.63 - Step 5: Solve for x
x = 37,708,109,455.63/214,579.26 - Step 6: Final answer
x = 175,730.45
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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.