Finding the Fourth Proportional to 235,349.52, 352,825.91 and 102,129.45
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Solution
The fourth proportional to 235,349.52, 352,825.91 and 102,129.45 is: 153,108.09
Step by Step Solution
- Step 1: Write the proportion equation
235,349.52 : 352,825.91 = 102,129.45 : x - Step 2: Convert to fraction form
235,349.52/352,825.91 = 102,129.45/x - Step 3: Cross multiply
235,349.52x = 352,825.91 × 102,129.45 - Step 4: Simplify right side
235,349.52x = 36,033,916,134.05 - Step 5: Solve for x
x = 36,033,916,134.05/235,349.52 - Step 6: Final answer
x = 153,108.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.