Finding the Fourth Proportional to 92,599.12, 127,670.61 and 75,586.07
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Solution
The fourth proportional to 92,599.12, 127,670.61 and 75,586.07 is: 104,213.95
Step by Step Solution
- Step 1: Write the proportion equation
92,599.12 : 127,670.61 = 75,586.07 : x - Step 2: Convert to fraction form
92,599.12/127,670.61 = 75,586.07/x - Step 3: Cross multiply
92,599.12x = 127,670.61 × 75,586.07 - Step 4: Simplify right side
92,599.12x = 9,650,119,664.40 - Step 5: Solve for x
x = 9,650,119,664.40/92,599.12 - Step 6: Final answer
x = 104,213.95
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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.