Finding the Fourth Proportional to 83,733.11, 115,544.99 and 47,914.91
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Solution
The fourth proportional to 83,733.11, 115,544.99 and 47,914.91 is: 66,118.74
Step by Step Solution
- Step 1: Write the proportion equation
83,733.11 : 115,544.99 = 47,914.91 : x - Step 2: Convert to fraction form
83,733.11/115,544.99 = 47,914.91/x - Step 3: Cross multiply
83,733.11x = 115,544.99 × 47,914.91 - Step 4: Simplify right side
83,733.11x = 5,536,327,502.64 - Step 5: Solve for x
x = 5,536,327,502.64/83,733.11 - Step 6: Final answer
x = 66,118.74
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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.