Finding the Fourth Proportional to 213,257.67, 294,293.73 and 117,762.31
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Solution
The fourth proportional to 213,257.67, 294,293.73 and 117,762.31 is: 162,510.96
Step by Step Solution
- Step 1: Write the proportion equation
213,257.67 : 294,293.73 = 117,762.31 : x - Step 2: Convert to fraction form
213,257.67/294,293.73 = 117,762.31/x - Step 3: Cross multiply
213,257.67x = 294,293.73 × 117,762.31 - Step 4: Simplify right side
213,257.67x = 34,656,709,463.32 - Step 5: Solve for x
x = 34,656,709,463.32/213,257.67 - Step 6: Final answer
x = 162,510.96
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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.