Finding the Fourth Proportional to 132,210.26, 182,452.30 and 74,848.08
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Solution
The fourth proportional to 132,210.26, 182,452.30 and 74,848.08 is: 103,291.57
Step by Step Solution
- Step 1: Write the proportion equation
132,210.26 : 182,452.30 = 74,848.08 : x - Step 2: Convert to fraction form
132,210.26/182,452.30 = 74,848.08/x - Step 3: Cross multiply
132,210.26x = 182,452.30 × 74,848.08 - Step 4: Simplify right side
132,210.26x = 13,656,204,843.66 - Step 5: Solve for x
x = 13,656,204,843.66/132,210.26 - Step 6: Final answer
x = 103,291.57
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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.