Finding the Fourth Proportional to 84,917.16, 127,207.54 and 58,197.48
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Solution
The fourth proportional to 84,917.16, 127,207.54 and 58,197.48 is: 87,180.95
Step by Step Solution
- Step 1: Write the proportion equation
84,917.16 : 127,207.54 = 58,197.48 : x - Step 2: Convert to fraction form
84,917.16/127,207.54 = 58,197.48/x - Step 3: Cross multiply
84,917.16x = 127,207.54 × 58,197.48 - Step 4: Simplify right side
84,917.16x = 7,403,158,265.00 - Step 5: Solve for x
x = 7,403,158,265.00/84,917.16 - Step 6: Final answer
x = 87,180.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.