Finding the Fourth Proportional to 134,247.18, 185,261.76 and 73,821.72
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Solution
The fourth proportional to 134,247.18, 185,261.76 and 73,821.72 is: 101,874.33
Step by Step Solution
- Step 1: Write the proportion equation
134,247.18 : 185,261.76 = 73,821.72 : x - Step 2: Convert to fraction form
134,247.18/185,261.76 = 73,821.72/x - Step 3: Cross multiply
134,247.18x = 185,261.76 × 73,821.72 - Step 4: Simplify right side
134,247.18x = 13,676,341,773.43 - Step 5: Solve for x
x = 13,676,341,773.43/134,247.18 - Step 6: Final answer
x = 101,874.33
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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.