Finding the Fourth Proportional to 201,840.36, 302,808.12 and 113,155.08
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Solution
The fourth proportional to 201,840.36, 302,808.12 and 113,155.08 is: 169,759.29
Step by Step Solution
- Step 1: Write the proportion equation
201,840.36 : 302,808.12 = 113,155.08 : x - Step 2: Convert to fraction form
201,840.36/302,808.12 = 113,155.08/x - Step 3: Cross multiply
201,840.36x = 302,808.12 × 113,155.08 - Step 4: Simplify right side
201,840.36x = 34,264,277,043.25 - Step 5: Solve for x
x = 34,264,277,043.25/201,840.36 - Step 6: Final answer
x = 169,759.29
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.