Finding the Fourth Proportional to 126,595.13, 174,694.20 and 69,223.05
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Solution
The fourth proportional to 126,595.13, 174,694.20 and 69,223.05 is: 95,523.94
Step by Step Solution
- Step 1: Write the proportion equation
126,595.13 : 174,694.20 = 69,223.05 : x - Step 2: Convert to fraction form
126,595.13/174,694.20 = 69,223.05/x - Step 3: Cross multiply
126,595.13x = 174,694.20 × 69,223.05 - Step 4: Simplify right side
126,595.13x = 12,092,865,341.31 - Step 5: Solve for x
x = 12,092,865,341.31/126,595.13 - Step 6: Final answer
x = 95,523.94
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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.