Finding the Fourth Proportional to 302,021.92, 452,749.94 and 102,202.42
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Solution
The fourth proportional to 302,021.92, 452,749.94 and 102,202.42 is: 153,207.88
Step by Step Solution
- Step 1: Write the proportion equation
302,021.92 : 452,749.94 = 102,202.42 : x - Step 2: Convert to fraction form
302,021.92/452,749.94 = 102,202.42/x - Step 3: Cross multiply
302,021.92x = 452,749.94 × 102,202.42 - Step 4: Simplify right side
302,021.92x = 46,272,139,522.85 - Step 5: Solve for x
x = 46,272,139,522.85/302,021.92 - Step 6: Final answer
x = 153,207.88
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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.