Finding the Fourth Proportional to 121,133.93, 181,648.62 and 40,058.19
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Solution
The fourth proportional to 121,133.93, 181,648.62 and 40,058.19 is: 60,070.00
Step by Step Solution
- Step 1: Write the proportion equation
121,133.93 : 181,648.62 = 40,058.19 : x - Step 2: Convert to fraction form
121,133.93/181,648.62 = 40,058.19/x - Step 3: Cross multiply
121,133.93x = 181,648.62 × 40,058.19 - Step 4: Simplify right side
121,133.93x = 7,276,514,933.20 - Step 5: Solve for x
x = 7,276,514,933.20/121,133.93 - Step 6: Final answer
x = 60,070.00
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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.