Finding the Fourth Proportional to 83,814.74, 115,664.33 and 46,088.99
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Solution
The fourth proportional to 83,814.74, 115,664.33 and 46,088.99 is: 63,602.79
Step by Step Solution
- Step 1: Write the proportion equation
83,814.74 : 115,664.33 = 46,088.99 : x - Step 2: Convert to fraction form
83,814.74/115,664.33 = 46,088.99/x - Step 3: Cross multiply
83,814.74x = 115,664.33 × 46,088.99 - Step 4: Simplify right side
83,814.74x = 5,330,851,339.96 - Step 5: Solve for x
x = 5,330,851,339.96/83,814.74 - Step 6: Final answer
x = 63,602.79
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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.