Finding the Fourth Proportional to 96,680.14, 145,014.36 and 57,486.67
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Solution
The fourth proportional to 96,680.14, 145,014.36 and 57,486.67 is: 86,226.53
Step by Step Solution
- Step 1: Write the proportion equation
96,680.14 : 145,014.36 = 57,486.67 : x - Step 2: Convert to fraction form
96,680.14/145,014.36 = 57,486.67/x - Step 3: Cross multiply
96,680.14x = 145,014.36 × 57,486.67 - Step 4: Simplify right side
96,680.14x = 8,336,392,658.58 - Step 5: Solve for x
x = 8,336,392,658.58/96,680.14 - Step 6: Final answer
x = 86,226.53
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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.