Finding the Fourth Proportional to 104,588.22, 144,332.68 and 56,841.68
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Solution
The fourth proportional to 104,588.22, 144,332.68 and 56,841.68 is: 78,442.03
Step by Step Solution
- Step 1: Write the proportion equation
104,588.22 : 144,332.68 = 56,841.68 : x - Step 2: Convert to fraction form
104,588.22/144,332.68 = 56,841.68/x - Step 3: Cross multiply
104,588.22x = 144,332.68 × 56,841.68 - Step 4: Simplify right side
104,588.22x = 8,204,112,010.10 - Step 5: Solve for x
x = 8,204,112,010.10/104,588.22 - Step 6: Final answer
x = 78,442.03
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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.