Finding the Fourth Proportional to 214,182.54, 295,579.53 and 129,283.02
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Solution
The fourth proportional to 214,182.54, 295,579.53 and 129,283.02 is: 178,415.17
Step by Step Solution
- Step 1: Write the proportion equation
214,182.54 : 295,579.53 = 129,283.02 : x - Step 2: Convert to fraction form
214,182.54/295,579.53 = 129,283.02/x - Step 3: Cross multiply
214,182.54x = 295,579.53 × 129,283.02 - Step 4: Simplify right side
214,182.54x = 38,213,414,288.58 - Step 5: Solve for x
x = 38,213,414,288.58/214,182.54 - Step 6: Final answer
x = 178,415.17
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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.