Finding the Fourth Proportional to 126,107.22, 174,027.09 and 68,746.38
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Solution
The fourth proportional to 126,107.22, 174,027.09 and 68,746.38 is: 94,869.53
Step by Step Solution
- Step 1: Write the proportion equation
126,107.22 : 174,027.09 = 68,746.38 : x - Step 2: Convert to fraction form
126,107.22/174,027.09 = 68,746.38/x - Step 3: Cross multiply
126,107.22x = 174,027.09 × 68,746.38 - Step 4: Simplify right side
126,107.22x = 11,963,732,459.43 - Step 5: Solve for x
x = 11,963,732,459.43/126,107.22 - Step 6: Final answer
x = 94,869.53
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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.