Finding the Fourth Proportional to 230,896.08, 318,339.99 and 189,349.56
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Solution
The fourth proportional to 230,896.08, 318,339.99 and 189,349.56 is: 261,059.16
Step by Step Solution
- Step 1: Write the proportion equation
230,896.08 : 318,339.99 = 189,349.56 : x - Step 2: Convert to fraction form
230,896.08/318,339.99 = 189,349.56/x - Step 3: Cross multiply
230,896.08x = 318,339.99 × 189,349.56 - Step 4: Simplify right side
230,896.08x = 60,277,537,036.90 - Step 5: Solve for x
x = 60,277,537,036.90/230,896.08 - Step 6: Final answer
x = 261,059.16
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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.