Finding the Fourth Proportional to 201,930.90, 302,896.35 and 96,695.70
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Solution
The fourth proportional to 201,930.90, 302,896.35 and 96,695.70 is: 145,043.55
Step by Step Solution
- Step 1: Write the proportion equation
201,930.90 : 302,896.35 = 96,695.70 : x - Step 2: Convert to fraction form
201,930.90/302,896.35 = 96,695.70/x - Step 3: Cross multiply
201,930.90x = 302,896.35 × 96,695.70 - Step 4: Simplify right side
201,930.90x = 29,288,774,590.70 - Step 5: Solve for x
x = 29,288,774,590.70/201,930.90 - Step 6: Final answer
x = 145,043.55
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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.