Finding the Fourth Proportional to 119,664.42, 165,129.48 and 65,946.44
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Solution
The fourth proportional to 119,664.42, 165,129.48 and 65,946.44 is: 91,002.00
Step by Step Solution
- Step 1: Write the proportion equation
119,664.42 : 165,129.48 = 65,946.44 : x - Step 2: Convert to fraction form
119,664.42/165,129.48 = 65,946.44/x - Step 3: Cross multiply
119,664.42x = 165,129.48 × 65,946.44 - Step 4: Simplify right side
119,664.42x = 10,889,701,345.05 - Step 5: Solve for x
x = 10,889,701,345.05/119,664.42 - Step 6: Final answer
x = 91,002.00
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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.