Finding the Fourth Proportional to 86,486.50, 119,351.49 and 48,248.52
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Solution
The fourth proportional to 86,486.50, 119,351.49 and 48,248.52 is: 66,583.02
Step by Step Solution
- Step 1: Write the proportion equation
86,486.50 : 119,351.49 = 48,248.52 : x - Step 2: Convert to fraction form
86,486.50/119,351.49 = 48,248.52/x - Step 3: Cross multiply
86,486.50x = 119,351.49 × 48,248.52 - Step 4: Simplify right side
86,486.50x = 5,758,532,752.29 - Step 5: Solve for x
x = 5,758,532,752.29/86,486.50 - Step 6: Final answer
x = 66,583.02
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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.