Finding the Fourth Proportional to 122,794.67, 169,454.96 and 69,079.67
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Solution
The fourth proportional to 122,794.67, 169,454.96 and 69,079.67 is: 95,328.99
Step by Step Solution
- Step 1: Write the proportion equation
122,794.67 : 169,454.96 = 69,079.67 : x - Step 2: Convert to fraction form
122,794.67/169,454.96 = 69,079.67/x - Step 3: Cross multiply
122,794.67x = 169,454.96 × 69,079.67 - Step 4: Simplify right side
122,794.67x = 11,705,892,371.26 - Step 5: Solve for x
x = 11,705,892,371.26/122,794.67 - Step 6: Final answer
x = 95,328.99
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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.