Finding the Fourth Proportional to 83,670.54, 125,479.17 and 27,497.67
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Solution
The fourth proportional to 83,670.54, 125,479.17 and 27,497.67 is: 41,237.75
Step by Step Solution
- Step 1: Write the proportion equation
83,670.54 : 125,479.17 = 27,497.67 : x - Step 2: Convert to fraction form
83,670.54/125,479.17 = 27,497.67/x - Step 3: Cross multiply
83,670.54x = 125,479.17 × 27,497.67 - Step 4: Simplify right side
83,670.54x = 3,450,384,808.53 - Step 5: Solve for x
x = 3,450,384,808.53/83,670.54 - Step 6: Final answer
x = 41,237.75
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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.