Finding the Fourth Proportional to 168,130.80, 232,051.36 and 107,727.48
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Solution
The fourth proportional to 168,130.80, 232,051.36 and 107,727.48 is: 148,683.69
Step by Step Solution
- Step 1: Write the proportion equation
168,130.80 : 232,051.36 = 107,727.48 : x - Step 2: Convert to fraction form
168,130.80/232,051.36 = 107,727.48/x - Step 3: Cross multiply
168,130.80x = 232,051.36 × 107,727.48 - Step 4: Simplify right side
168,130.80x = 24,998,308,243.37 - Step 5: Solve for x
x = 24,998,308,243.37/168,130.80 - Step 6: Final answer
x = 148,683.69
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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.