Finding the Fourth Proportional to 209,393.64, 314,125.74 and 97,028.28
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Solution
The fourth proportional to 209,393.64, 314,125.74 and 97,028.28 is: 145,558.77
Step by Step Solution
- Step 1: Write the proportion equation
209,393.64 : 314,125.74 = 97,028.28 : x - Step 2: Convert to fraction form
209,393.64/314,125.74 = 97,028.28/x - Step 3: Cross multiply
209,393.64x = 314,125.74 × 97,028.28 - Step 4: Simplify right side
209,393.64x = 30,479,080,255.93 - Step 5: Solve for x
x = 30,479,080,255.93/209,393.64 - Step 6: Final answer
x = 145,558.77
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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.