Finding the Fourth Proportional to 104,207.66, 143,804.68 and 58,884.68
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Solution
The fourth proportional to 104,207.66, 143,804.68 and 58,884.68 is: 81,259.79
Step by Step Solution
- Step 1: Write the proportion equation
104,207.66 : 143,804.68 = 58,884.68 : x - Step 2: Convert to fraction form
104,207.66/143,804.68 = 58,884.68/x - Step 3: Cross multiply
104,207.66x = 143,804.68 × 58,884.68 - Step 4: Simplify right side
104,207.66x = 8,467,892,564.30 - Step 5: Solve for x
x = 8,467,892,564.30/104,207.66 - Step 6: Final answer
x = 81,259.79
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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.