Finding the Fourth Proportional to 300,188.03, 450,458.84 and 110,781.68
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Solution
The fourth proportional to 300,188.03, 450,458.84 and 110,781.68 is: 166,237.76
Step by Step Solution
- Step 1: Write the proportion equation
300,188.03 : 450,458.84 = 110,781.68 : x - Step 2: Convert to fraction form
300,188.03/450,458.84 = 110,781.68/x - Step 3: Cross multiply
300,188.03x = 450,458.84 × 110,781.68 - Step 4: Simplify right side
300,188.03x = 49,902,587,066.05 - Step 5: Solve for x
x = 49,902,587,066.05/300,188.03 - Step 6: Final answer
x = 166,237.76
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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.