Finding the Fourth Proportional to 335,148.98, 502,963.38 and 121,916.48
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Solution
The fourth proportional to 335,148.98, 502,963.38 and 121,916.48 is: 182,961.99
Step by Step Solution
- Step 1: Write the proportion equation
335,148.98 : 502,963.38 = 121,916.48 : x - Step 2: Convert to fraction form
335,148.98/502,963.38 = 121,916.48/x - Step 3: Cross multiply
335,148.98x = 502,963.38 × 121,916.48 - Step 4: Simplify right side
335,148.98x = 61,319,522,343.69 - Step 5: Solve for x
x = 61,319,522,343.69/335,148.98 - Step 6: Final answer
x = 182,961.99
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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.