Finding the Fourth Proportional to 84,915.10, 127,373.86 and 32,327.47
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Solution
The fourth proportional to 84,915.10, 127,373.86 and 32,327.47 is: 48,491.66
Step by Step Solution
- Step 1: Write the proportion equation
84,915.10 : 127,373.86 = 32,327.47 : x - Step 2: Convert to fraction form
84,915.10/127,373.86 = 32,327.47/x - Step 3: Cross multiply
84,915.10x = 127,373.86 × 32,327.47 - Step 4: Simplify right side
84,915.10x = 4,117,674,001.06 - Step 5: Solve for x
x = 4,117,674,001.06/84,915.10 - Step 6: Final answer
x = 48,491.66
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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.