Finding the Fourth Proportional to 239,830.01, 330,956.74 and 132,397.74
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Solution
The fourth proportional to 239,830.01, 330,956.74 and 132,397.74 is: 182,704.09
Step by Step Solution
- Step 1: Write the proportion equation
239,830.01 : 330,956.74 = 132,397.74 : x - Step 2: Convert to fraction form
239,830.01/330,956.74 = 132,397.74/x - Step 3: Cross multiply
239,830.01x = 330,956.74 × 132,397.74 - Step 4: Simplify right side
239,830.01x = 43,817,922,841.69 - Step 5: Solve for x
x = 43,817,922,841.69/239,830.01 - Step 6: Final answer
x = 182,704.09
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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.