Finding the Fourth Proportional to 74,584.13, 102,927.24 and 40,593.96
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Solution
The fourth proportional to 74,584.13, 102,927.24 and 40,593.96 is: 56,020.29
Step by Step Solution
- Step 1: Write the proportion equation
74,584.13 : 102,927.24 = 40,593.96 : x - Step 2: Convert to fraction form
74,584.13/102,927.24 = 40,593.96/x - Step 3: Cross multiply
74,584.13x = 102,927.24 × 40,593.96 - Step 4: Simplify right side
74,584.13x = 4,178,224,419.30 - Step 5: Solve for x
x = 4,178,224,419.30/74,584.13 - Step 6: Final answer
x = 56,020.29
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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.