Finding the Fourth Proportional to 238,617.13, 329,291.85 and 131,188.99
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Solution
The fourth proportional to 238,617.13, 329,291.85 and 131,188.99 is: 181,040.92
Step by Step Solution
- Step 1: Write the proportion equation
238,617.13 : 329,291.85 = 131,188.99 : x - Step 2: Convert to fraction form
238,617.13/329,291.85 = 131,188.99/x - Step 3: Cross multiply
238,617.13x = 329,291.85 × 131,188.99 - Step 4: Simplify right side
238,617.13x = 43,199,465,216.73 - Step 5: Solve for x
x = 43,199,465,216.73/238,617.13 - Step 6: Final answer
x = 181,040.92
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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.