Finding the Fourth Proportional to 239,739.88, 330,845.58 and 132,307.60
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Solution
The fourth proportional to 239,739.88, 330,845.58 and 132,307.60 is: 182,587.00
Step by Step Solution
- Step 1: Write the proportion equation
239,739.88 : 330,845.58 = 132,307.60 : x - Step 2: Convert to fraction form
239,739.88/330,845.58 = 132,307.60/x - Step 3: Cross multiply
239,739.88x = 330,845.58 × 132,307.60 - Step 4: Simplify right side
239,739.88x = 43,773,384,660.41 - Step 5: Solve for x
x = 43,773,384,660.41/239,739.88 - Step 6: Final answer
x = 182,587.00
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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.