Finding the Fourth Proportional to 107,392.24, 148,198.71 and 59,645.17
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Solution
The fourth proportional to 107,392.24, 148,198.71 and 59,645.17 is: 82,308.90
Step by Step Solution
- Step 1: Write the proportion equation
107,392.24 : 148,198.71 = 59,645.17 : x - Step 2: Convert to fraction form
107,392.24/148,198.71 = 59,645.17/x - Step 3: Cross multiply
107,392.24x = 148,198.71 × 59,645.17 - Step 4: Simplify right side
107,392.24x = 8,839,337,251.73 - Step 5: Solve for x
x = 8,839,337,251.73/107,392.24 - Step 6: Final answer
x = 82,308.90
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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.