Finding the Fourth Proportional to 275,166.61, 412,790.92 and 97,658.75
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Solution
The fourth proportional to 275,166.61, 412,790.92 and 97,658.75 is: 146,502.68
Step by Step Solution
- Step 1: Write the proportion equation
275,166.61 : 412,790.92 = 97,658.75 : x - Step 2: Convert to fraction form
275,166.61/412,790.92 = 97,658.75/x - Step 3: Cross multiply
275,166.61x = 412,790.92 × 97,658.75 - Step 4: Simplify right side
275,166.61x = 40,312,645,258.55 - Step 5: Solve for x
x = 40,312,645,258.55/275,166.61 - Step 6: Final answer
x = 146,502.68
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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.