Finding the Fourth Proportional to 126,545.22, 174,623.61 and 69,952.14
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Solution
The fourth proportional to 126,545.22, 174,623.61 and 69,952.14 is: 96,529.09
Step by Step Solution
- Step 1: Write the proportion equation
126,545.22 : 174,623.61 = 69,952.14 : x - Step 2: Convert to fraction form
126,545.22/174,623.61 = 69,952.14/x - Step 3: Cross multiply
126,545.22x = 174,623.61 × 69,952.14 - Step 4: Simplify right side
126,545.22x = 12,215,295,214.03 - Step 5: Solve for x
x = 12,215,295,214.03/126,545.22 - Step 6: Final answer
x = 96,529.09
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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.