Finding the Fourth Proportional to 83,850.98, 115,712.04 and 46,125.26
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Solution
The fourth proportional to 83,850.98, 115,712.04 and 46,125.26 is: 63,651.59
Step by Step Solution
- Step 1: Write the proportion equation
83,850.98 : 115,712.04 = 46,125.26 : x - Step 2: Convert to fraction form
83,850.98/115,712.04 = 46,125.26/x - Step 3: Cross multiply
83,850.98x = 115,712.04 × 46,125.26 - Step 4: Simplify right side
83,850.98x = 5,337,247,930.13 - Step 5: Solve for x
x = 5,337,247,930.13/83,850.98 - Step 6: Final answer
x = 63,651.59
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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.