Finding the Fourth Proportional to 148,104.09, 222,637.28 and 118,842.03
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Solution
The fourth proportional to 148,104.09, 222,637.28 and 118,842.03 is: 178,649.12
Step by Step Solution
- Step 1: Write the proportion equation
148,104.09 : 222,637.28 = 118,842.03 : x - Step 2: Convert to fraction form
148,104.09/222,637.28 = 118,842.03/x - Step 3: Cross multiply
148,104.09x = 222,637.28 × 118,842.03 - Step 4: Simplify right side
148,104.09x = 26,458,665,714.67 - Step 5: Solve for x
x = 26,458,665,714.67/148,104.09 - Step 6: Final answer
x = 178,649.12
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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.