Finding the Fourth Proportional to 104,492.08, 156,738.12 and 25,605.62
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Solution
The fourth proportional to 104,492.08, 156,738.12 and 25,605.62 is: 38,408.43
Step by Step Solution
- Step 1: Write the proportion equation
104,492.08 : 156,738.12 = 25,605.62 : x - Step 2: Convert to fraction form
104,492.08/156,738.12 = 25,605.62/x - Step 3: Cross multiply
104,492.08x = 156,738.12 × 25,605.62 - Step 4: Simplify right side
104,492.08x = 4,013,376,740.23 - Step 5: Solve for x
x = 4,013,376,740.23/104,492.08 - Step 6: Final answer
x = 38,408.43
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1.5x scale
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.