Finding the Fourth Proportional to 267,823.06, 401,740.66 and 107,915.09
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Solution
The fourth proportional to 267,823.06, 401,740.66 and 107,915.09 is: 161,875.08
Step by Step Solution
- Step 1: Write the proportion equation
267,823.06 : 401,740.66 = 107,915.09 : x - Step 2: Convert to fraction form
267,823.06/401,740.66 = 107,915.09/x - Step 3: Cross multiply
267,823.06x = 401,740.66 × 107,915.09 - Step 4: Simplify right side
267,823.06x = 43,353,877,606.75 - Step 5: Solve for x
x = 43,353,877,606.75/267,823.06 - Step 6: Final answer
x = 161,875.08
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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.