Finding the Fourth Proportional to 133,657.75, 184,447.69 and 73,230.68
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Solution
The fourth proportional to 133,657.75, 184,447.69 and 73,230.68 is: 101,058.34
Step by Step Solution
- Step 1: Write the proportion equation
133,657.75 : 184,447.69 = 73,230.68 : x - Step 2: Convert to fraction form
133,657.75/184,447.69 = 73,230.68/x - Step 3: Cross multiply
133,657.75x = 184,447.69 × 73,230.68 - Step 4: Simplify right side
133,657.75x = 13,507,230,041.17 - Step 5: Solve for x
x = 13,507,230,041.17/133,657.75 - Step 6: Final answer
x = 101,058.34
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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.