Finding the Fourth Proportional to 201,875.70, 302,230.35 and 123,143.70
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Solution
The fourth proportional to 201,875.70, 302,230.35 and 123,143.70 is: 184,359.80
Step by Step Solution
- Step 1: Write the proportion equation
201,875.70 : 302,230.35 = 123,143.70 : x - Step 2: Convert to fraction form
201,875.70/302,230.35 = 123,143.70/x - Step 3: Cross multiply
201,875.70x = 302,230.35 × 123,143.70 - Step 4: Simplify right side
201,875.70x = 37,217,763,551.30 - Step 5: Solve for x
x = 37,217,763,551.30/201,875.70 - Step 6: Final answer
x = 184,359.80
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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.