Finding the Fourth Proportional to 83,771.63, 115,604.84 and 46,045.88
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Solution
The fourth proportional to 83,771.63, 115,604.84 and 46,045.88 is: 63,543.31
Step by Step Solution
- Step 1: Write the proportion equation
83,771.63 : 115,604.84 = 46,045.88 : x - Step 2: Convert to fraction form
83,771.63/115,604.84 = 46,045.88/x - Step 3: Cross multiply
83,771.63x = 115,604.84 × 46,045.88 - Step 4: Simplify right side
83,771.63x = 5,323,126,590.06 - Step 5: Solve for x
x = 5,323,126,590.06/83,771.63 - Step 6: Final answer
x = 63,543.31
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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.