Finding the Fourth Proportional to 122,967.19, 184,457.42 and 38,733.96
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Solution
The fourth proportional to 122,967.19, 184,457.42 and 38,733.96 is: 58,103.03
Step by Step Solution
- Step 1: Write the proportion equation
122,967.19 : 184,457.42 = 38,733.96 : x - Step 2: Convert to fraction form
122,967.19/184,457.42 = 38,733.96/x - Step 3: Cross multiply
122,967.19x = 184,457.42 × 38,733.96 - Step 4: Simplify right side
122,967.19x = 7,144,766,327.98 - Step 5: Solve for x
x = 7,144,766,327.98/122,967.19 - Step 6: Final answer
x = 58,103.03
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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.