Finding the Fourth Proportional to 96,395.86, 133,027.68 and 53,954.02
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Solution
The fourth proportional to 96,395.86, 133,027.68 and 53,954.02 is: 74,457.33
Step by Step Solution
- Step 1: Write the proportion equation
96,395.86 : 133,027.68 = 53,954.02 : x - Step 2: Convert to fraction form
96,395.86/133,027.68 = 53,954.02/x - Step 3: Cross multiply
96,395.86x = 133,027.68 × 53,954.02 - Step 4: Simplify right side
96,395.86x = 7,177,378,107.27 - Step 5: Solve for x
x = 7,177,378,107.27/96,395.86 - Step 6: Final answer
x = 74,457.33
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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.