Finding the Fourth Proportional to 132,782.24, 181,802.88 and 132,315.68
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Solution
The fourth proportional to 132,782.24, 181,802.88 and 132,315.68 is: 181,164.08
Step by Step Solution
- Step 1: Write the proportion equation
132,782.24 : 181,802.88 = 132,315.68 : x - Step 2: Convert to fraction form
132,782.24/181,802.88 = 132,315.68/x - Step 3: Cross multiply
132,782.24x = 181,802.88 × 132,315.68 - Step 4: Simplify right side
132,782.24x = 24,055,371,693.16 - Step 5: Solve for x
x = 24,055,371,693.16/132,782.24 - Step 6: Final answer
x = 181,164.08
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.