Finding the Fourth Proportional to 86,334.70, 119,160.26 and 58,023.99
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Solution
The fourth proportional to 86,334.70, 119,160.26 and 58,023.99 is: 80,085.46
Step by Step Solution
- Step 1: Write the proportion equation
86,334.70 : 119,160.26 = 58,023.99 : x - Step 2: Convert to fraction form
86,334.70/119,160.26 = 58,023.99/x - Step 3: Cross multiply
86,334.70x = 119,160.26 × 58,023.99 - Step 4: Simplify right side
86,334.70x = 6,914,153,734.64 - Step 5: Solve for x
x = 6,914,153,734.64/86,334.70 - Step 6: Final answer
x = 80,085.46
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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.