Finding the Fourth Proportional to 207,120.24, 310,733.82 and 94,746.78
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Solution
The fourth proportional to 207,120.24, 310,733.82 and 94,746.78 is: 142,144.63
Step by Step Solution
- Step 1: Write the proportion equation
207,120.24 : 310,733.82 = 94,746.78 : x - Step 2: Convert to fraction form
207,120.24/310,733.82 = 94,746.78/x - Step 3: Cross multiply
207,120.24x = 310,733.82 × 94,746.78 - Step 4: Simplify right side
207,120.24x = 29,441,028,882.10 - Step 5: Solve for x
x = 29,441,028,882.10/207,120.24 - Step 6: Final answer
x = 142,144.63
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.