Finding the Fourth Proportional to 97,894.08, 146,769.30 and 31,295.88
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Solution
The fourth proportional to 97,894.08, 146,769.30 and 31,295.88 is: 46,920.86
Step by Step Solution
- Step 1: Write the proportion equation
97,894.08 : 146,769.30 = 31,295.88 : x - Step 2: Convert to fraction form
97,894.08/146,769.30 = 31,295.88/x - Step 3: Cross multiply
97,894.08x = 146,769.30 × 31,295.88 - Step 4: Simplify right side
97,894.08x = 4,593,274,400.48 - Step 5: Solve for x
x = 4,593,274,400.48/97,894.08 - Step 6: Final answer
x = 46,920.86
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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.