Finding the Fourth Proportional to 344,103.42, 515,956.68 and 133,495.32
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Solution
The fourth proportional to 344,103.42, 515,956.68 and 133,495.32 is: 200,165.99
Step by Step Solution
- Step 1: Write the proportion equation
344,103.42 : 515,956.68 = 133,495.32 : x - Step 2: Convert to fraction form
344,103.42/515,956.68 = 133,495.32/x - Step 3: Cross multiply
344,103.42x = 515,956.68 × 133,495.32 - Step 4: Simplify right side
344,103.42x = 68,877,802,102.74 - Step 5: Solve for x
x = 68,877,802,102.74/344,103.42 - Step 6: Final answer
x = 200,165.99
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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.