Finding the Fourth Proportional to 264,572.19, 365,116.21 and 143,713.44
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Solution
The fourth proportional to 264,572.19, 365,116.21 and 143,713.44 is: 198,328.12
Step by Step Solution
- Step 1: Write the proportion equation
264,572.19 : 365,116.21 = 143,713.44 : x - Step 2: Convert to fraction form
264,572.19/365,116.21 = 143,713.44/x - Step 3: Cross multiply
264,572.19x = 365,116.21 × 143,713.44 - Step 4: Simplify right side
264,572.19x = 52,472,106,179.58 - Step 5: Solve for x
x = 52,472,106,179.58/264,572.19 - Step 6: Final answer
x = 198,328.12
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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.