Finding the Fourth Proportional to 150,063.36, 207,151.20 and 93,502.68
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Solution
The fourth proportional to 150,063.36, 207,151.20 and 93,502.68 is: 129,073.43
Step by Step Solution
- Step 1: Write the proportion equation
150,063.36 : 207,151.20 = 93,502.68 : x - Step 2: Convert to fraction form
150,063.36/207,151.20 = 93,502.68/x - Step 3: Cross multiply
150,063.36x = 207,151.20 × 93,502.68 - Step 4: Simplify right side
150,063.36x = 19,369,192,365.22 - Step 5: Solve for x
x = 19,369,192,365.22/150,063.36 - Step 6: Final answer
x = 129,073.43
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1.5x scale
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.