Finding the Fourth Proportional to 83,785.26, 115,632.99 and 46,058.70
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Solution
The fourth proportional to 83,785.26, 115,632.99 and 46,058.70 is: 63,566.14
Step by Step Solution
- Step 1: Write the proportion equation
83,785.26 : 115,632.99 = 46,058.70 : x - Step 2: Convert to fraction form
83,785.26/115,632.99 = 46,058.70/x - Step 3: Cross multiply
83,785.26x = 115,632.99 × 46,058.70 - Step 4: Simplify right side
83,785.26x = 5,325,905,196.51 - Step 5: Solve for x
x = 5,325,905,196.51/83,785.26 - Step 6: Final answer
x = 63,566.14
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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.