Finding the Fourth Proportional to 119,839.44, 165,315.84 and 97,204.80
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Solution
The fourth proportional to 119,839.44, 165,315.84 and 97,204.80 is: 134,091.86
Step by Step Solution
- Step 1: Write the proportion equation
119,839.44 : 165,315.84 = 97,204.80 : x - Step 2: Convert to fraction form
119,839.44/165,315.84 = 97,204.80/x - Step 3: Cross multiply
119,839.44x = 165,315.84 × 97,204.80 - Step 4: Simplify right side
119,839.44x = 16,069,493,164.03 - Step 5: Solve for x
x = 16,069,493,164.03/119,839.44 - Step 6: Final answer
x = 134,091.86
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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.