Finding the Fourth Proportional to 122,993.48, 184,536.68 and 48,167.09
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Solution
The fourth proportional to 122,993.48, 184,536.68 and 48,167.09 is: 72,268.82
Step by Step Solution
- Step 1: Write the proportion equation
122,993.48 : 184,536.68 = 48,167.09 : x - Step 2: Convert to fraction form
122,993.48/184,536.68 = 48,167.09/x - Step 3: Cross multiply
122,993.48x = 184,536.68 × 48,167.09 - Step 4: Simplify right side
122,993.48x = 8,888,593,710.34 - Step 5: Solve for x
x = 8,888,593,710.34/122,993.48 - Step 6: Final answer
x = 72,268.82
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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.