Finding the Fourth Proportional to 150,397.24, 225,706.12 and 121,167.98
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Solution
The fourth proportional to 150,397.24, 225,706.12 and 121,167.98 is: 181,840.80
Step by Step Solution
- Step 1: Write the proportion equation
150,397.24 : 225,706.12 = 121,167.98 : x - Step 2: Convert to fraction form
150,397.24/225,706.12 = 121,167.98/x - Step 3: Cross multiply
150,397.24x = 225,706.12 × 121,167.98 - Step 4: Simplify right side
150,397.24x = 27,348,354,634.04 - Step 5: Solve for x
x = 27,348,354,634.04/150,397.24 - Step 6: Final answer
x = 181,840.80
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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.