Finding the Fourth Proportional to 133,755.08, 184,576.70 and 80,008.06
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Solution
The fourth proportional to 133,755.08, 184,576.70 and 80,008.06 is: 110,407.95
Step by Step Solution
- Step 1: Write the proportion equation
133,755.08 : 184,576.70 = 80,008.06 : x - Step 2: Convert to fraction form
133,755.08/184,576.70 = 80,008.06/x - Step 3: Cross multiply
133,755.08x = 184,576.70 × 80,008.06 - Step 4: Simplify right side
133,755.08x = 14,767,623,688.20 - Step 5: Solve for x
x = 14,767,623,688.20/133,755.08 - Step 6: Final answer
x = 110,407.95
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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.