Finding the Fourth Proportional to 178,918.77, 246,903.73 and 97,245.09
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Solution
The fourth proportional to 178,918.77, 246,903.73 and 97,245.09 is: 134,195.95
Step by Step Solution
- Step 1: Write the proportion equation
178,918.77 : 246,903.73 = 97,245.09 : x - Step 2: Convert to fraction form
178,918.77/246,903.73 = 97,245.09/x - Step 3: Cross multiply
178,918.77x = 246,903.73 × 97,245.09 - Step 4: Simplify right side
178,918.77x = 24,010,175,202.07 - Step 5: Solve for x
x = 24,010,175,202.07/178,918.77 - Step 6: Final answer
x = 134,195.95
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1.5x scale
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.