Finding the Fourth Proportional to 84,399.93, 116,467.34 and 46,671.75
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Solution
The fourth proportional to 84,399.93, 116,467.34 and 46,671.75 is: 64,404.49
Step by Step Solution
- Step 1: Write the proportion equation
84,399.93 : 116,467.34 = 46,671.75 : x - Step 2: Convert to fraction form
84,399.93/116,467.34 = 46,671.75/x - Step 3: Cross multiply
84,399.93x = 116,467.34 × 46,671.75 - Step 4: Simplify right side
84,399.93x = 5,435,734,342.29 - Step 5: Solve for x
x = 5,435,734,342.29/84,399.93 - Step 6: Final answer
x = 64,404.49
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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.