Finding the Fourth Proportional to 84,848.88, 117,037.68 and 54,673.68
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Solution
The fourth proportional to 84,848.88, 117,037.68 and 54,673.68 is: 75,415.03
Step by Step Solution
- Step 1: Write the proportion equation
84,848.88 : 117,037.68 = 54,673.68 : x - Step 2: Convert to fraction form
84,848.88/117,037.68 = 54,673.68/x - Step 3: Cross multiply
84,848.88x = 117,037.68 × 54,673.68 - Step 4: Simplify right side
84,848.88x = 6,398,880,664.26 - Step 5: Solve for x
x = 6,398,880,664.26/84,848.88 - Step 6: Final answer
x = 75,415.03
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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.