Finding the Fourth Proportional to 213,534.99, 294,663.44 and 118,034.17
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Solution
The fourth proportional to 213,534.99, 294,663.44 and 118,034.17 is: 162,878.95
Step by Step Solution
- Step 1: Write the proportion equation
213,534.99 : 294,663.44 = 118,034.17 : x - Step 2: Convert to fraction form
213,534.99/294,663.44 = 118,034.17/x - Step 3: Cross multiply
213,534.99x = 294,663.44 × 118,034.17 - Step 4: Simplify right side
213,534.99x = 34,780,354,128.17 - Step 5: Solve for x
x = 34,780,354,128.17/213,534.99 - Step 6: Final answer
x = 162,878.95
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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.