Finding the Fourth Proportional to 104,588.23, 144,332.87 and 56,841.58
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Solution
The fourth proportional to 104,588.23, 144,332.87 and 56,841.58 is: 78,441.99
Step by Step Solution
- Step 1: Write the proportion equation
104,588.23 : 144,332.87 = 56,841.58 : x - Step 2: Convert to fraction form
104,588.23/144,332.87 = 56,841.58/x - Step 3: Cross multiply
104,588.23x = 144,332.87 × 56,841.58 - Step 4: Simplify right side
104,588.23x = 8,204,108,376.73 - Step 5: Solve for x
x = 8,204,108,376.73/104,588.23 - Step 6: Final answer
x = 78,441.99
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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.