Finding the Fourth Proportional to 84,616.16, 116,768.56 and 46,890.08
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Solution
The fourth proportional to 84,616.16, 116,768.56 and 46,890.08 is: 64,707.35
Step by Step Solution
- Step 1: Write the proportion equation
84,616.16 : 116,768.56 = 46,890.08 : x - Step 2: Convert to fraction form
84,616.16/116,768.56 = 46,890.08/x - Step 3: Cross multiply
84,616.16x = 116,768.56 × 46,890.08 - Step 4: Simplify right side
84,616.16x = 5,475,287,119.88 - Step 5: Solve for x
x = 5,475,287,119.88/84,616.16 - Step 6: Final answer
x = 64,707.35
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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.