Finding the Fourth Proportional to 213,265.16, 294,270.99 and 126,038.12
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Solution
The fourth proportional to 213,265.16, 294,270.99 and 126,038.12 is: 173,911.96
Step by Step Solution
- Step 1: Write the proportion equation
213,265.16 : 294,270.99 = 126,038.12 : x - Step 2: Convert to fraction form
213,265.16/294,270.99 = 126,038.12/x - Step 3: Cross multiply
213,265.16x = 294,270.99 × 126,038.12 - Step 4: Simplify right side
213,265.16x = 37,089,360,878.78 - Step 5: Solve for x
x = 37,089,360,878.78/213,265.16 - Step 6: Final answer
x = 173,911.96
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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.