Finding the Fourth Proportional to 86,052.12, 118,752.66 and 48,329.88
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Solution
The fourth proportional to 86,052.12, 118,752.66 and 48,329.88 is: 66,695.65
Step by Step Solution
- Step 1: Write the proportion equation
86,052.12 : 118,752.66 = 48,329.88 : x - Step 2: Convert to fraction form
86,052.12/118,752.66 = 48,329.88/x - Step 3: Cross multiply
86,052.12x = 118,752.66 × 48,329.88 - Step 4: Simplify right side
86,052.12x = 5,739,301,807.48 - Step 5: Solve for x
x = 5,739,301,807.48/86,052.12 - Step 6: Final answer
x = 66,695.65
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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.