Finding the Fourth Proportional to 73,617.84, 101,593.80 and 40,083.84
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Solution
The fourth proportional to 73,617.84, 101,593.80 and 40,083.84 is: 55,316.34
Step by Step Solution
- Step 1: Write the proportion equation
73,617.84 : 101,593.80 = 40,083.84 : x - Step 2: Convert to fraction form
73,617.84/101,593.80 = 40,083.84/x - Step 3: Cross multiply
73,617.84x = 101,593.80 × 40,083.84 - Step 4: Simplify right side
73,617.84x = 4,072,269,624.19 - Step 5: Solve for x
x = 4,072,269,624.19/73,617.84 - Step 6: Final answer
x = 55,316.34
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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.