Finding the Fourth Proportional to 83,252.40, 124,878.60 and 27,097.80
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Solution
The fourth proportional to 83,252.40, 124,878.60 and 27,097.80 is: 40,646.70
Step by Step Solution
- Step 1: Write the proportion equation
83,252.40 : 124,878.60 = 27,097.80 : x - Step 2: Convert to fraction form
83,252.40/124,878.60 = 27,097.80/x - Step 3: Cross multiply
83,252.40x = 124,878.60 × 27,097.80 - Step 4: Simplify right side
83,252.40x = 3,383,935,327.08 - Step 5: Solve for x
x = 3,383,935,327.08/83,252.40 - Step 6: Final answer
x = 40,646.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.