Finding the Fourth Proportional to 133,699.14, 184,496.81 and 73,257.75
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Solution
The fourth proportional to 133,699.14, 184,496.81 and 73,257.75 is: 101,091.31
Step by Step Solution
- Step 1: Write the proportion equation
133,699.14 : 184,496.81 = 73,257.75 : x - Step 2: Convert to fraction form
133,699.14/184,496.81 = 73,257.75/x - Step 3: Cross multiply
133,699.14x = 184,496.81 × 73,257.75 - Step 4: Simplify right side
133,699.14x = 13,515,820,816.49 - Step 5: Solve for x
x = 13,515,820,816.49/133,699.14 - Step 6: Final answer
x = 101,091.31
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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.