Finding the Fourth Proportional to 177,736.19, 245,276.43 and 97,164.68
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Solution
The fourth proportional to 177,736.19, 245,276.43 and 97,164.68 is: 134,087.53
Step by Step Solution
- Step 1: Write the proportion equation
177,736.19 : 245,276.43 = 97,164.68 : x - Step 2: Convert to fraction form
177,736.19/245,276.43 = 97,164.68/x - Step 3: Cross multiply
177,736.19x = 245,276.43 × 97,164.68 - Step 4: Simplify right side
177,736.19x = 23,832,205,832.49 - Step 5: Solve for x
x = 23,832,205,832.49/177,736.19 - Step 6: Final answer
x = 134,087.53
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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.