Finding the Fourth Proportional to 88,769.22, 122,502.45 and 48,484.14
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Solution
The fourth proportional to 88,769.22, 122,502.45 and 48,484.14 is: 66,908.62
Step by Step Solution
- Step 1: Write the proportion equation
88,769.22 : 122,502.45 = 48,484.14 : x - Step 2: Convert to fraction form
88,769.22/122,502.45 = 48,484.14/x - Step 3: Cross multiply
88,769.22x = 122,502.45 × 48,484.14 - Step 4: Simplify right side
88,769.22x = 5,939,425,936.14 - Step 5: Solve for x
x = 5,939,425,936.14/88,769.22 - Step 6: Final answer
x = 66,908.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.