Finding the Fourth Proportional to 132,555.93, 198,833.91 and 37,788.09
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Solution
The fourth proportional to 132,555.93, 198,833.91 and 37,788.09 is: 56,682.14
Step by Step Solution
- Step 1: Write the proportion equation
132,555.93 : 198,833.91 = 37,788.09 : x - Step 2: Convert to fraction form
132,555.93/198,833.91 = 37,788.09/x - Step 3: Cross multiply
132,555.93x = 198,833.91 × 37,788.09 - Step 4: Simplify right side
132,555.93x = 7,513,553,686.13 - Step 5: Solve for x
x = 7,513,553,686.13/132,555.93 - Step 6: Final answer
x = 56,682.14
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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.