Finding the Fourth Proportional to 225,093.53, 310,636.44 and 123,118.99
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Solution
The fourth proportional to 225,093.53, 310,636.44 and 123,118.99 is: 169,908.23
Step by Step Solution
- Step 1: Write the proportion equation
225,093.53 : 310,636.44 = 123,118.99 : x - Step 2: Convert to fraction form
225,093.53/310,636.44 = 123,118.99/x - Step 3: Cross multiply
225,093.53x = 310,636.44 × 123,118.99 - Step 4: Simplify right side
225,093.53x = 38,245,243,973.40 - Step 5: Solve for x
x = 38,245,243,973.40/225,093.53 - Step 6: Final answer
x = 169,908.23
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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.