Finding the Fourth Proportional to 201,935.70, 302,903.55 and 123,203.70
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Solution
The fourth proportional to 201,935.70, 302,903.55 and 123,203.70 is: 184,805.55
Step by Step Solution
- Step 1: Write the proportion equation
201,935.70 : 302,903.55 = 123,203.70 : x - Step 2: Convert to fraction form
201,935.70/302,903.55 = 123,203.70/x - Step 3: Cross multiply
201,935.70x = 302,903.55 × 123,203.70 - Step 4: Simplify right side
201,935.70x = 37,318,838,103.14 - Step 5: Solve for x
x = 37,318,838,103.14/201,935.70 - Step 6: Final answer
x = 184,805.55
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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.