Finding the Fourth Proportional to 133,790.74, 184,632.99 and 73,361.23
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Solution
The fourth proportional to 133,790.74, 184,632.99 and 73,361.23 is: 101,239.46
Step by Step Solution
- Step 1: Write the proportion equation
133,790.74 : 184,632.99 = 73,361.23 : x - Step 2: Convert to fraction form
133,790.74/184,632.99 = 73,361.23/x - Step 3: Cross multiply
133,790.74x = 184,632.99 × 73,361.23 - Step 4: Simplify right side
133,790.74x = 13,544,902,508.29 - Step 5: Solve for x
x = 13,544,902,508.29/133,790.74 - Step 6: Final answer
x = 101,239.46
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1.5x scale
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.