Finding the Fourth Proportional to 161,094.74, 222,343.85 and 93,101.99
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Solution
The fourth proportional to 161,094.74, 222,343.85 and 93,101.99 is: 128,499.88
Step by Step Solution
- Step 1: Write the proportion equation
161,094.74 : 222,343.85 = 93,101.99 : x - Step 2: Convert to fraction form
161,094.74/222,343.85 = 93,101.99/x - Step 3: Cross multiply
161,094.74x = 222,343.85 × 93,101.99 - Step 4: Simplify right side
161,094.74x = 20,700,654,020.30 - Step 5: Solve for x
x = 20,700,654,020.30/161,094.74 - Step 6: Final answer
x = 128,499.88
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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.