Finding the Fourth Proportional to 177,701.32, 245,224.12 and 97,129.44
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Solution
The fourth proportional to 177,701.32, 245,224.12 and 97,129.44 is: 134,036.60
Step by Step Solution
- Step 1: Write the proportion equation
177,701.32 : 245,224.12 = 97,129.44 : x - Step 2: Convert to fraction form
177,701.32/245,224.12 = 97,129.44/x - Step 3: Cross multiply
177,701.32x = 245,224.12 × 97,129.44 - Step 4: Simplify right side
177,701.32x = 23,818,481,450.09 - Step 5: Solve for x
x = 23,818,481,450.09/177,701.32 - Step 6: Final answer
x = 134,036.60
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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.