Finding the Fourth Proportional to 83,895.08, 115,775.17 and 46,169.33
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Solution
The fourth proportional to 83,895.08, 115,775.17 and 46,169.33 is: 63,713.65
Step by Step Solution
- Step 1: Write the proportion equation
83,895.08 : 115,775.17 = 46,169.33 : x - Step 2: Convert to fraction form
83,895.08/115,775.17 = 46,169.33/x - Step 3: Cross multiply
83,895.08x = 115,775.17 × 46,169.33 - Step 4: Simplify right side
83,895.08x = 5,345,261,335.24 - Step 5: Solve for x
x = 5,345,261,335.24/83,895.08 - Step 6: Final answer
x = 63,713.65
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1.5x scale
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.