Finding the Fourth Proportional to 101,073.70, 151,480.95 and 48,369.70
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Solution
The fourth proportional to 101,073.70, 151,480.95 and 48,369.70 is: 72,492.53
Step by Step Solution
- Step 1: Write the proportion equation
101,073.70 : 151,480.95 = 48,369.70 : x - Step 2: Convert to fraction form
101,073.70/151,480.95 = 48,369.70/x - Step 3: Cross multiply
101,073.70x = 151,480.95 × 48,369.70 - Step 4: Simplify right side
101,073.70x = 7,327,088,107.22 - Step 5: Solve for x
x = 7,327,088,107.22/101,073.70 - Step 6: Final answer
x = 72,492.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.