Finding the Fourth Proportional to 192,744.96, 288,994.08 and 92,705.94
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Solution
The fourth proportional to 192,744.96, 288,994.08 and 92,705.94 is: 138,999.58
Step by Step Solution
- Step 1: Write the proportion equation
192,744.96 : 288,994.08 = 92,705.94 : x - Step 2: Convert to fraction form
192,744.96/288,994.08 = 92,705.94/x - Step 3: Cross multiply
192,744.96x = 288,994.08 × 92,705.94 - Step 4: Simplify right side
192,744.96x = 26,791,467,840.84 - Step 5: Solve for x
x = 26,791,467,840.84/192,744.96 - Step 6: Final answer
x = 138,999.58
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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.